Pith Number

pith:XVZWVHUJ

pith:2026:XVZWVHUJ7MI5OTRPBO5TPIXV72

not attested not anchored not stored refs pending

A-type Sigma Models from Differential Poisson Geometry

Cesar Arias, Per Sundell

arxiv:2607.29668 v1 · 2026-07-31 · 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{XVZWVHUJ7MI5OTRPBO5TPIXV72}

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	2026-08-03T01:41:42.776314Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd736a9e89fb11d74e2f0bbb37a2f5fea1ec38b26e14226a0fac4b2a49ed3406

Aliases

arxiv: 2607.29668 · arxiv_version: 2607.29668v1 · doi: 10.48550/arxiv.2607.29668 · pith_short_12: XVZWVHUJ7MI5 · pith_short_16: XVZWVHUJ7MI5OTRP · pith_short_8: XVZWVHUJ

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/XVZWVHUJ7MI5OTRPBO5TPIXV72 \
  | 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: bd736a9e89fb11d74e2f0bbb37a2f5fea1ec38b26e14226a0fac4b2a49ed3406

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a568a709bb47faba349b77648356084995e9464ee26227f621562296a7ba1a2c",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2026-07-31T17:52:02Z",
    "title_canon_sha256": "f244b67f8c0eee652d53de18075c90966ecd0e7ff31b284abda9ac0639721b32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.29668",
    "kind": "arxiv",
    "version": 1
  }
}