Pith Number

pith:NSKDQBT6

pith:2010:NSKDQBT6UDQK5FMNFIPG4SPRSE

not attested not anchored not stored refs pending

Notes on Geometric Morita equivalence of twisted Poisson manifolds

Yuji Hirota

arxiv:1004.5078 v1 · 2010-04-28 · 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{NSKDQBT6UDQK5FMNFIPG4SPRSE}

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	2026-05-18T02:24:15.357813Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c9438067ea0e0ae958d2a1e6e49f191198b09f1db0d5c7992d658b10f73ded2

Aliases

arxiv: 1004.5078 · arxiv_version: 1004.5078v1 · doi: 10.48550/arxiv.1004.5078 · pith_short_12: NSKDQBT6UDQK · pith_short_16: NSKDQBT6UDQK5FMN · pith_short_8: NSKDQBT6

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/NSKDQBT6UDQK5FMNFIPG4SPRSE \
  | 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: 6c9438067ea0e0ae958d2a1e6e49f191198b09f1db0d5c7992d658b10f73ded2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa96f28ebe6df627396b206f2afb48f2c48f2ba96f573ae119c546bf8a072189",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2010-04-28T16:46:41Z",
    "title_canon_sha256": "c5420ab318ad356045313583f30cbfaebbbaff1ac15e7966514756bb155ad43e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.5078",
    "kind": "arxiv",
    "version": 1
  }
}