Pith Number

pith:GINML5IK

pith:2012:GINML5IKYDFOBDRYZNE5ZR6CM2

not attested not anchored not stored refs pending

Cohomology of D-complex manifolds

Daniele Angella, Federico A. Rossi

arxiv:1201.2503 v1 · 2012-01-12 · 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{GINML5IKYDFOBDRYZNE5ZR6CM2}

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	2026-05-18T03:46:31.434686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

321ac5f50ac0cae08e38cb49dcc7c266b07cb7065140b2d535d64ebc0e7976b1

Aliases

arxiv: 1201.2503 · arxiv_version: 1201.2503v1 · doi: 10.48550/arxiv.1201.2503 · pith_short_12: GINML5IKYDFO · pith_short_16: GINML5IKYDFOBDRY · pith_short_8: GINML5IK

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/GINML5IKYDFOBDRYZNE5ZR6CM2 \
  | 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: 321ac5f50ac0cae08e38cb49dcc7c266b07cb7065140b2d535d64ebc0e7976b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "287aba99130adbe86d6dc590afbaf8315bc6fc74fd372eb4e638e6c40b76eace",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2012-01-12T08:52:18Z",
    "title_canon_sha256": "1a52ef1512455fcfde83ceda2047dc0ca67cda40a2341419dc9bbdcc989466a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.2503",
    "kind": "arxiv",
    "version": 1
  }
}