Pith Number

pith:XCH5VDEO

pith:2002:XCH5VDEOCSSUNWC2GR6D3HX3GC

not attested not anchored not stored refs pending

Spin Networks for Non-Compact Groups

ENS-Lyon), Etera R. Livine (CPT Marseille), Laurent Freidel (PI

arxiv:hep-th/0205268 v2 · 2002-05-27 · hep-th · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XCH5VDEOCSSUNWC2GR6D3HX3GC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:38:49.467260Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b88fda8c8e14a546d85a347c3d9efb30912441de3f451d0b13b3d2f292ba4ca0

Aliases

arxiv: hep-th/0205268 · arxiv_version: hep-th/0205268v2 · doi: 10.48550/arxiv.hep-th/0205268 · pith_short_12: XCH5VDEOCSSU · pith_short_16: XCH5VDEOCSSUNWC2 · pith_short_8: XCH5VDEO

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/XCH5VDEOCSSUNWC2GR6D3HX3GC \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: b88fda8c8e14a546d85a347c3d9efb30912441de3f451d0b13b3d2f292ba4ca0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "225a45aca2d1425de9d2edca64ac3b43c0e2ea735da8d2ebc63c7ff0e4feca20",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2002-05-27T16:02:51Z",
    "title_canon_sha256": "62274478f1a6a63d4ad717f248558e7db4fe928540c23ad500e28a06fef595bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0205268",
    "kind": "arxiv",
    "version": 2
  }
}