Pith Number

pith:VMZS7GDC

pith:1995:VMZS7GDCEOC7LN55UUWL5A3E4K

not attested not anchored not stored refs pending

Clock and Category; IS QUANTUM GRAVITY ALGEBRAIC

Louis Crane

arxiv:gr-qc/9504038 v1 · 1995-04-24 · 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{VMZS7GDCEOC7LN55UUWL5A3E4K}

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.

Cited by

1 paper in Pith

Quantum geometry from higher gauge theory

Receipt and verification

First computed	2026-07-04T15:58:48.590963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab332f98622385f5b7bda52cbe8364e2816593e3d13ab34b48f564b6272ea675

Aliases

arxiv: gr-qc/9504038 · arxiv_version: gr-qc/9504038v1 · doi: 10.48550/arxiv.gr-qc/9504038 · pith_short_12: VMZS7GDCEOC7 · pith_short_16: VMZS7GDCEOC7LN55 · pith_short_8: VMZS7GDC

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/VMZS7GDCEOC7LN55UUWL5A3E4K \
  | 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: ab332f98622385f5b7bda52cbe8364e2816593e3d13ab34b48f564b6272ea675

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df4ddf02c27b4dbb729a1883ef5d42f883c31a65d8b629c2e4cae514ca56240e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1995-04-24T19:13:45Z",
    "title_canon_sha256": "221ec9930ae41eef76b7ca7bde3995cfee67255ce0c06c62edf729d8d1f62e1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9504038",
    "kind": "arxiv",
    "version": 1
  }
}