Pith Number

pith:WW5ZN7AF

pith:2013:WW5ZN7AFE5AAL7ID3BSFSDWMZK

not attested not anchored not stored refs pending

Coherence and Other Properties of Sheaves in the Kohn Algorithm

Andreea C. Nicoara

arxiv:1308.5289 v1 · 2013-08-24 · math.AG · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WW5ZN7AFE5AAL7ID3BSFSDWMZK}

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	2026-05-18T02:45:23.336911Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5bb96fc05274005fd03d864590eccca9bdd51fcb7046a650c5e202a6fef0c88

Aliases

arxiv: 1308.5289 · arxiv_version: 1308.5289v1 · doi: 10.48550/arxiv.1308.5289 · pith_short_12: WW5ZN7AFE5AA · pith_short_16: WW5ZN7AFE5AAL7ID · pith_short_8: WW5ZN7AF

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/WW5ZN7AFE5AAL7ID3BSFSDWMZK \
  | 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: b5bb96fc05274005fd03d864590eccca9bdd51fcb7046a650c5e202a6fef0c88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f5cbfdbbe2d017421b82c3bd665f1b9495e6a413a51b21eecabc4e4dae93734",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-08-24T03:52:29Z",
    "title_canon_sha256": "52e0c585665fc67e15e074131074167e97b10f2aeb99a51470587bc0d54cfcdf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.5289",
    "kind": "arxiv",
    "version": 1
  }
}