Pith Number

pith:BE35RA5M

pith:2019:BE35RA5MA6BGWILOXT5VYJ4JE2

not attested not anchored not stored refs pending

The Clemens-Griffiths method over non-closed fields

Olivier Benoist, Olivier Wittenberg

arxiv:1903.08015 v2 · 2019-03-19 · 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{BE35RA5MA6BGWILOXT5VYJ4JE2}

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.

Cited by

1 paper in Pith

Cycle class maps and birational invariants

Receipt and verification

First computed	2026-07-05T01:52:32.660834Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0937d883ac07826b216ebcfb5c2789269bc5c5922d0abd7acf54c5ee193f8c3e

Aliases

arxiv: 1903.08015 · arxiv_version: 1903.08015v2 · doi: 10.48550/arxiv.1903.08015 · pith_short_12: BE35RA5MA6BG · pith_short_16: BE35RA5MA6BGWILO · pith_short_8: BE35RA5M

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/BE35RA5MA6BGWILOXT5VYJ4JE2 \
  | 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: 0937d883ac07826b216ebcfb5c2789269bc5c5922d0abd7acf54c5ee193f8c3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cbd763dd4485e08e54cfc2fb397c8a9870a910b502b8f36752068ff4360c81f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2019-03-19T14:22:08Z",
    "title_canon_sha256": "56406e0e5622d6379a2fd62c0765b38d5bda13734ec896f2e4dbe7dd3b073429"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08015",
    "kind": "arxiv",
    "version": 2
  }
}