Pith Number

pith:YROMBTDM

pith:2019:YROMBTDMDCZ6TU7CCUMPN3Y4CP

not attested not anchored not stored refs pending

Polysymplectic formulation for BF gravity with Immirzi parameter

Alberto Molgado, Angel Rodriguez-Lopez, Jasel Berra-Montiel

arxiv:1901.11532 v2 · 2019-01-31 · 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{YROMBTDMDCZ6TU7CCUMPN3Y4CP}

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	2026-05-17T23:45:44.421698Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c45cc0cc6c18b3e9d3e21518f6ef1c13d0fb4bd08713d36f6b8f43f895759917

Aliases

arxiv: 1901.11532 · arxiv_version: 1901.11532v2 · doi: 10.48550/arxiv.1901.11532 · pith_short_12: YROMBTDMDCZ6 · pith_short_16: YROMBTDMDCZ6TU7C · pith_short_8: YROMBTDM

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/YROMBTDMDCZ6TU7CCUMPN3Y4CP \
  | 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: c45cc0cc6c18b3e9d3e21518f6ef1c13d0fb4bd08713d36f6b8f43f895759917

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af8e0133da871d9d2ddb4fb6aaf520e558ce9d04f260fe0f5090a46fa1519c53",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-01-31T18:55:09Z",
    "title_canon_sha256": "b594b4b610f7e9337c5ec352d5c846fb24ea6c4876c12618e8c533bd7389e25f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.11532",
    "kind": "arxiv",
    "version": 2
  }
}