Pith Number

pith:PNJZM3QR

pith:2013:PNJZM3QRPUV4A2ZG7Z7BPPKEQN

not attested not anchored not stored refs pending

Calculabilit\'e de la cohomologie \'etale modulo l

David A. Madore, Fabrice Orgogozo

arxiv:1304.5376 v3 · 2013-04-19 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PNJZM3QRPUV4A2ZG7Z7BPPKEQN}

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	2026-05-18T01:22:25.454847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b53966e117d2bc06b26fe7e17bd44834d536bb45c9febcb3b9277684b450b3b

Aliases

arxiv: 1304.5376 · arxiv_version: 1304.5376v3 · doi: 10.48550/arxiv.1304.5376 · pith_short_12: PNJZM3QRPUV4 · pith_short_16: PNJZM3QRPUV4A2ZG · pith_short_8: PNJZM3QR

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/PNJZM3QRPUV4A2ZG7Z7BPPKEQN \
  | 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: 7b53966e117d2bc06b26fe7e17bd44834d536bb45c9febcb3b9277684b450b3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "676cf51450b8f7e86a513da51967e621649b56ff186ec240c14a05a66ccbaea4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-04-19T11:28:34Z",
    "title_canon_sha256": "b33ccecda8c11676ed07f89bbfd8aaca898b3aa03376e5f11e46ef66b40c33f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.5376",
    "kind": "arxiv",
    "version": 3
  }
}