Pith Number

pith:EXY5CEYU

pith:2015:EXY5CEYUKGQR33EYBVHBET4MOK

not attested not anchored not stored refs pending

Holomorphic Poisson Structures and its Cohomology on Nilmanifolds

Anna Fino, Yat-Sun Poon, Zhuo Chen

arxiv:1509.01115 v3 · 2015-09-03 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EXY5CEYUKGQR33EYBVHBET4MOK}

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	2026-05-18T01:23:11.997085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25f1d1131451a11dec980d4e124f8c72be43ecf6eca70d0b651cfa97eeb46ab6

Aliases

arxiv: 1509.01115 · arxiv_version: 1509.01115v3 · doi: 10.48550/arxiv.1509.01115 · pith_short_12: EXY5CEYUKGQR · pith_short_16: EXY5CEYUKGQR33EY · pith_short_8: EXY5CEYU

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/EXY5CEYUKGQR33EYBVHBET4MOK \
  | 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: 25f1d1131451a11dec980d4e124f8c72be43ecf6eca70d0b651cfa97eeb46ab6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "361d5bbd51a326632ebf109fc41ca3575f8b60592fd6015218eb9d0661c3143c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-09-03T14:58:58Z",
    "title_canon_sha256": "302fbf71bb5be2aef9b03be741defebce33311ec7ed18b1da51d0f5c509fa5b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.01115",
    "kind": "arxiv",
    "version": 3
  }
}