Pith Number

pith:QENT6ARK

pith:2026:QENT6ARKZ3GFWNX2FAAMYRVGX2

not attested not anchored not stored refs pending

The reduced Dirac structure of General Relativity on manifolds with corners

Alberto S. Cattaneo, Filippo Fila-Robattino, Manuel Tecchiolli

arxiv:2607.28262 v1 · 2026-07-30 · math-ph · math.DG · math.MP · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QENT6ARKZ3GFWNX2FAAMYRVGX2}

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	2026-07-31T01:36:57.252628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

811b3f022acecc5b36fa2800cc46a6beaba44d39fec7c139bd1171bde5ec60b3

Aliases

arxiv: 2607.28262 · arxiv_version: 2607.28262v1 · doi: 10.48550/arxiv.2607.28262 · pith_short_12: QENT6ARKZ3GF · pith_short_16: QENT6ARKZ3GFWNX2 · pith_short_8: QENT6ARK

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/QENT6ARKZ3GFWNX2FAAMYRVGX2 \
  | 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: 811b3f022acecc5b36fa2800cc46a6beaba44d39fec7c139bd1171bde5ec60b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8f25e64621970e487a39270f84fba29d1f53c2d9007af79d1a51b64ff1f277f",
    "cross_cats_sorted": [
      "math.DG",
      "math.MP",
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2026-07-30T14:18:58Z",
    "title_canon_sha256": "b7ea84e8afb0061478dd6176b2b13b1e577ebae90eef4e47dec82c97f91ad91f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.28262",
    "kind": "arxiv",
    "version": 1
  }
}