Pith Number

pith:PV7KEG2V

pith:2014:PV7KEG2VN44EOCJD3DEX7P5WN4

not attested not anchored not stored refs pending

On the relative motive of a commutative group scheme

Annette Huber, Giuseppe Ancona, Simon Pepin Lehalleur

arxiv:1409.3401 v2 · 2014-09-11 · math.AG · math.KT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PV7KEG2VN44EOCJD3DEX7P5WN4}

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	2026-05-18T01:18:57.594393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d7ea21b556f38470923d8c97fbfb66f1ddfc736b032b3b8c4680188aa0f6bc5

Aliases

arxiv: 1409.3401 · arxiv_version: 1409.3401v2 · doi: 10.48550/arxiv.1409.3401 · pith_short_12: PV7KEG2VN44E · pith_short_16: PV7KEG2VN44EOCJD · pith_short_8: PV7KEG2V

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/PV7KEG2VN44EOCJD3DEX7P5WN4 \
  | 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: 7d7ea21b556f38470923d8c97fbfb66f1ddfc736b032b3b8c4680188aa0f6bc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34f01fa5ce08e2ec874cb6a1250f0a50e987635dab31591a9f10c73a9702c3e3",
    "cross_cats_sorted": [
      "math.KT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-09-11T11:35:36Z",
    "title_canon_sha256": "85c37d60d9ffd10463367b1b5dc49822de8a00c1f7381c5ad186aacd545826cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.3401",
    "kind": "arxiv",
    "version": 2
  }
}