Pith Number

pith:7OIIZEXL

pith:2015:7OIIZEXLOBO6RUYIMNNJSTYFXZ

not attested not anchored not stored refs pending

On the "spin connection foam" picture of quantum gravity from precanonical quantization

Igor V. Kanatchikov (St Andrews)

arxiv:1512.09137 v2 · 2015-12-30 · gr-qc · 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{7OIIZEXLOBO6RUYIMNNJSTYFXZ}

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

Effects of Quantum Spin-Connection Foam in the Solar System, Galaxies, and the Universe

Receipt and verification

First computed	2026-05-18T01:20:50.084977Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb908c92eb705de8d308635a994f05be5808214e7800a46c2cb1f9b37b8f5f1c

Aliases

arxiv: 1512.09137 · arxiv_version: 1512.09137v2 · doi: 10.48550/arxiv.1512.09137 · pith_short_12: 7OIIZEXLOBO6 · pith_short_16: 7OIIZEXLOBO6RUYI · pith_short_8: 7OIIZEXL

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/7OIIZEXLOBO6RUYIMNNJSTYFXZ \
  | 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: fb908c92eb705de8d308635a994f05be5808214e7800a46c2cb1f9b37b8f5f1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8234a122412a741c448af7eb0bde88dba4133b36dd539eeb9d57c247a0a5b068",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-12-30T20:59:22Z",
    "title_canon_sha256": "1cf029934eba9fd6a57d00de5aba17883fe74160fcadc0bcc1d60b7243fb64c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.09137",
    "kind": "arxiv",
    "version": 2
  }
}