# Links to documentation on Gordian Envelope
- [IETF I-D: The Gordian Envelope Structured Data Format](https://datatracker.ietf.org/doc/draft-mcnally-envelope/)
- [IETF I-D: dCBOR: A Deterministic CBOR Application Profile](https://datatracker.ietf.org/doc/draft-mcnally-deterministic-cbor/)
- [Gordian Envelope Extension: Known Values](https://github.com/BlockchainCommons/Research/blob/master/papers/bcr-2023-003-envelope-known-value.md)
- [Gordian Envelope Extension: Symmetric Encryption](https://github.com/BlockchainCommons/Research/blob/master/papers/bcr-2023-004-envelope-symmetric-encryption.md)
- [Gordian Envelope Cryptography](https://github.com/BlockchainCommons/Research/blob/master/papers/bcr-2023-013-envelope-crypto.md)
- [Gordian Sealed Transaction Protocol (GSTP)](https://github.com/BlockchainCommons/Research/blob/master/papers/bcr-2023-014-gstp.md)
- [Signatures with Metadata in Gordian Envelope](https://github.com/BlockchainCommons/Research/blob/master/papers/bcr-2024-009-signature-metadata.md)
- [Permits in Gordian Envelope](https://github.com/BlockchainCommons/Research/blob/master/papers/bcr-2025-004-permit.md)
- [Blockchain Commons Research Repository](https://github.com/blockchainCommons/research)
- [Known Values: A Compact, Deterministic Representation for Ontological Concepts](https://github.com/BlockchainCommons/Research/blob/master/papers/bcr-2023-002-known-value.md)