> For the complete documentation index, see [llms.txt](https://astral-protocol.gitbook.io/astral/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://astral-protocol.gitbook.io/astral/archive.md).

# ARCHIVE

- [Introduction](https://astral-protocol.gitbook.io/astral/archive/introduction.md): Framing our work at Astral
- [Spatial Data Primer](https://astral-protocol.gitbook.io/astral/archive/what-is-a-spatial-data-asset.md): What exactly \*is\* spatial data?
- [Background](https://astral-protocol.gitbook.io/astral/archive/astral-protocol.md): Introduction
- [Motivation](https://astral-protocol.gitbook.io/astral/archive/astral-protocol/whitepaper-description.md)
- [Value](https://astral-protocol.gitbook.io/astral/archive/astral-protocol/value-of-the-protocol.md)
- [The Stack](https://astral-protocol.gitbook.io/astral/archive/astral-protocol/the-overall-capability.md)
- [Data](https://astral-protocol.gitbook.io/astral/archive/astral-protocol/the-overall-capability/geodids-1.md)
- [Oracles](https://astral-protocol.gitbook.io/astral/archive/astral-protocol/the-overall-capability/oracles.md)
- [Spatial Contracts](https://astral-protocol.gitbook.io/astral/archive/astral-protocol/the-overall-capability/spatial-contracts.md)
- [A Web3-Native Geospatial Vision](https://astral-protocol.gitbook.io/astral/archive/astral.md)
- [A rationale for GeoDIDs](https://astral-protocol.gitbook.io/astral/archive/astral/a-rationale-for-geodids.md)
- [GeoTIFFs and IPLD](https://astral-protocol.gitbook.io/astral/archive/astral/ipld-and-geotiffs.md): Testing whether we could use IPLDs DAG-DBOR encoding and IPFS to compliment the Internal File Directory(IFD), for the TIFF file.
- [Encoding the GeoTIFF](https://astral-protocol.gitbook.io/astral/archive/astral/ipld-and-geotiffs/encoding-the-geotiff.md)
- [Decoding the GeoTIFF](https://astral-protocol.gitbook.io/astral/archive/astral/ipld-and-geotiffs/decoding-the-geotiff.md)
- [Spatial.sol](https://astral-protocol.gitbook.io/astral/archive/spatial.sol.md): A Solidity library of topological and geometric functions
- [Design Considerations](https://astral-protocol.gitbook.io/astral/archive/spatial.sol/design-considerations.md): Work in progress - comments very welcome! @astralprotocol
- [Verifiable Spatial Data Registries](https://astral-protocol.gitbook.io/astral/archive/verifiable-spatial-data-registries.md): Smart contracts for raster and vector spatial data assets
- [GeoDIDs](https://astral-protocol.gitbook.io/astral/archive/geodids.md)
- [DID Primer](https://astral-protocol.gitbook.io/astral/archive/geodids/did-primer.md): A primer on DIDs before we go into the Core Specification of GeoDIDs
- [GeoDID Core](https://astral-protocol.gitbook.io/astral/archive/geodids/geodid-core-specification.md)
- [GeoDID Core Specification](https://astral-protocol.gitbook.io/astral/archive/geodids/geodid-core-specification/geodid-core-specification.md): The Core Specification of the GeoDID; includes default fields for specification.
- [GeoDID Collection Example](https://astral-protocol.gitbook.io/astral/archive/geodids/geodid-core-specification/geodid-collection-specification.md): The Collection Specification of the GeoDID; includes the collection's fields for specification.
- [GeoDID Item Example](https://astral-protocol.gitbook.io/astral/archive/geodids/geodid-core-specification/geodid-item-specification.md): The Item Specification of the GeoDID; includes the item's fields for specification.
- [GeoDID Extensions](https://astral-protocol.gitbook.io/astral/archive/geodids/geodid-extensions-1.md)
- [GeoJSON](https://astral-protocol.gitbook.io/astral/archive/geodids/geodid-extensions-1/geojson.md)
- [GeoTIFF](https://astral-protocol.gitbook.io/astral/archive/geodids/geodid-extensions-1/geotiff.md)
- [IPLD-encoded GeoTIFF](https://astral-protocol.gitbook.io/astral/archive/geodids/geodid-extensions-1/geotiff/ipld-encoded-geotiff.md)
- [Cloud-optimized GeoTIFF](https://astral-protocol.gitbook.io/astral/archive/geodids/geodid-extensions-1/geotiff/cloud-optimized-geotiff.md)
- [STAC](https://astral-protocol.gitbook.io/astral/archive/geodids/geodid-extensions-1/stac.md)
- [STAC Items](https://astral-protocol.gitbook.io/astral/archive/geodids/geodid-extensions-1/stac/stac-items.md)
- [STAC Catalogs](https://astral-protocol.gitbook.io/astral/archive/geodids/geodid-extensions-1/stac/stac-catalogs.md)
- [Build with GeoDIDs](https://astral-protocol.gitbook.io/astral/archive/geodids/build-with-astral.md)
- [Getting Started](https://astral-protocol.gitbook.io/astral/archive/geodids/build-with-astral/quickstart-1.md): Follow these simple steps to register GeoDIDs quickly
- [@astralprotocol/core](https://astral-protocol.gitbook.io/astral/archive/geodids/build-with-astral/quickstart.md): Documentation about the Astral Protocol Core Package.
- [API](https://astral-protocol.gitbook.io/astral/archive/geodids/build-with-astral/quickstart/geodid-quick-start.md): API for the @astralprotocol/core package
- [Types](https://astral-protocol.gitbook.io/astral/archive/geodids/build-with-astral/quickstart/types.md): Common Types used throughout the Project
- [@astralprotocol/contracts](https://astral-protocol.gitbook.io/astral/archive/geodids/build-with-astral/docs.md): Documentation about the Astral Protocol Contracts Package.
- [API](https://astral-protocol.gitbook.io/astral/archive/geodids/build-with-astral/docs/api.md): API for the @astralprotocol/contracts package
- [@astralprotocol/subgraph](https://astral-protocol.gitbook.io/astral/archive/geodids/build-with-astral/astralprotocol-subgraph.md): Documentation about the Astral Protocol Subgraph Package.
- [GeoDIDs v0.2](https://astral-protocol.gitbook.io/astral/archive/geodids/geodids-v0.2.md): Planned upgrades to the GeoDID Method Specification
- [Spatial Oracles](https://astral-protocol.gitbook.io/astral/archive/oracles.md)
- [Universal Location Proofs](https://astral-protocol.gitbook.io/astral/archive/universal-location-proofs.md)