Pith Number

pith:EADDWQAJ

pith:2012:EADDWQAJQK27SZ5ZVYWXHGK2YU

not attested not anchored not stored refs pending

Classical curves via one-vertex maps

Anthony Weaver

arxiv:1201.1646 v3 · 2012-01-08 · 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{EADDWQAJQK27SZ5ZVYWXHGK2YU}

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	2026-05-18T01:56:00.206847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20063b400982b5f967b9ae2d73995ac50704ca90d3fb708a6225e8ddb8c30724

Aliases

arxiv: 1201.1646 · arxiv_version: 1201.1646v3 · doi: 10.48550/arxiv.1201.1646 · pith_short_12: EADDWQAJQK27 · pith_short_16: EADDWQAJQK27SZ5Z · pith_short_8: EADDWQAJ

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/EADDWQAJQK27SZ5ZVYWXHGK2YU \
  | 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: 20063b400982b5f967b9ae2d73995ac50704ca90d3fb708a6225e8ddb8c30724

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b20edc79cb8171e6765e6ab2e3beea0ade62ed8d393c57f8be3b921ce1ed927a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2012-01-08T17:59:13Z",
    "title_canon_sha256": "8686ba4efa639d86ab668e68186c1369b5f96285b75c2398181f4a98fe0ec58d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.1646",
    "kind": "arxiv",
    "version": 3
  }
}