Pith Number

pith:APVMCR2H

pith:1994:APVMCR2HWOVCK4AG26EIBRBTFG

not attested not anchored not stored refs pending

The Lagrangian of q-Poincare' Gravity

Leonardo Castellani

arxiv:hep-th/9402033 v2 · 1994-02-07 · hep-th · 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{APVMCR2HWOVCK4AG26EIBRBTFG}

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	2026-07-04T15:57:41.032323Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03eac14747b3aa257006d78880c43329b06b7133edd6b83ff47f7abccc9f6856

Aliases

arxiv: hep-th/9402033 · arxiv_version: hep-th/9402033v2 · doi: 10.48550/arxiv.hep-th/9402033 · pith_short_12: APVMCR2HWOVC · pith_short_16: APVMCR2HWOVCK4AG · pith_short_8: APVMCR2H

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/APVMCR2HWOVCK4AG26EIBRBTFG \
  | 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: 03eac14747b3aa257006d78880c43329b06b7133edd6b83ff47f7abccc9f6856

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aac9912ffa94af0b5554f9ecb4af106ba74b17bdedd1c9c78740827c63ac2a5e",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1994-02-07T09:38:27Z",
    "title_canon_sha256": "f6a456a1865ee1c8125822b05b02914385efbeb8a6ececb28e2dec8997f912bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9402033",
    "kind": "arxiv",
    "version": 2
  }
}