Pith Number

pith:MQJA3BLB

pith:2014:MQJA3BLBCOA47WTJOT6BYLNIWA

not attested not anchored not stored refs pending

Poly-symplectic groupoids and poly-Poisson structures

Nicolas Martinez Alba

arxiv:1409.0695 v1 · 2014-09-02 · math.SG · 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{MQJA3BLBCOA47WTJOT6BYLNIWA}

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	2026-05-18T02:43:46.331391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64120d85611381cfda6974fc1c2da8b00638d5d1d9f8ac1a3529b89e2f787565

Aliases

arxiv: 1409.0695 · arxiv_version: 1409.0695v1 · doi: 10.48550/arxiv.1409.0695 · pith_short_12: MQJA3BLBCOA4 · pith_short_16: MQJA3BLBCOA47WTJ · pith_short_8: MQJA3BLB

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/MQJA3BLBCOA47WTJOT6BYLNIWA \
  | 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: 64120d85611381cfda6974fc1c2da8b00638d5d1d9f8ac1a3529b89e2f787565

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e725c56c30b937158c4d4e224296df102434c33e2d4ce468d8411b0f05f48bc",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2014-09-02T13:08:07Z",
    "title_canon_sha256": "565d51d6875cc2a17a3734d23655ae39462d3f2ad1c48581d03c9b819e2b94fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.0695",
    "kind": "arxiv",
    "version": 1
  }
}