Pith Number

pith:QXRK5W5J

pith:2012:QXRK5W5JSUYHY45I3HEJJJO3ZE

not attested not anchored not stored refs pending

Constraint algebra in LQG reloaded : Toy model of an Abelian gauge theory - II Spatial Diffeomorphisms

Adam Henderson, Alok Laddha, Casey Tomlin

arxiv:1210.3960 v1 · 2012-10-15 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QXRK5W5JSUYHY45I3HEJJJO3ZE}

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	2026-05-18T02:37:52.259412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85e2aedba995307c73a8d9c894a5dbc930392d91cc81322bfa6748a36fae7846

Aliases

arxiv: 1210.3960 · arxiv_version: 1210.3960v1 · doi: 10.48550/arxiv.1210.3960 · pith_short_12: QXRK5W5JSUYH · pith_short_16: QXRK5W5JSUYHY45I · pith_short_8: QXRK5W5J

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/QXRK5W5JSUYHY45I3HEJJJO3ZE \
  | 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: 85e2aedba995307c73a8d9c894a5dbc930392d91cc81322bfa6748a36fae7846

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "754b4f1b24a934e6f82ea92a03ff6832884a6ed417391b6d45ac11dc6d2050c8",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-10-15T09:47:18Z",
    "title_canon_sha256": "0818eb289240c0f9a94f81698eeeb04074eb6e6aa63e9f451600317052226bee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.3960",
    "kind": "arxiv",
    "version": 1
  }
}