Pith Number

pith:Q44A5IQ7

pith:2011:Q44A5IQ74S7ZHRXP2QTBISTU2Y

not attested not anchored not stored refs pending

An inhomogeneous toy-model of the quantum gravity with explicitly evolvable observables

S. L. Cherkas, V. L. Kalashnikov

arxiv:1107.2224 v2 · 2011-07-12 · gr-qc · hep-ph · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q44A5IQ74S7ZHRXP2QTBISTU2Y}

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	2026-05-18T02:01:19.863931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87380ea21fe4bf93c6efd426144a74d6199a28ec1f25d47a92c3092dc67b9451

Aliases

arxiv: 1107.2224 · arxiv_version: 1107.2224v2 · doi: 10.48550/arxiv.1107.2224 · pith_short_12: Q44A5IQ74S7Z · pith_short_16: Q44A5IQ74S7ZHRXP · pith_short_8: Q44A5IQ7

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/Q44A5IQ74S7ZHRXP2QTBISTU2Y \
  | 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: 87380ea21fe4bf93c6efd426144a74d6199a28ec1f25d47a92c3092dc67b9451

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10d6f15064da1c9d5982138d290a24bc38291fe37feff71b536cf6cf2d65208c",
    "cross_cats_sorted": [
      "hep-ph",
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-07-12T09:39:00Z",
    "title_canon_sha256": "a26ff684b78b42624618f034299e31994198c3d977bf497381cd40a0af611cd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.2224",
    "kind": "arxiv",
    "version": 2
  }
}