Pith Number

pith:FS36ZBYY

pith:2008:FS36ZBYY63WQTACGWQTK54CQBR

not attested not anchored not stored refs pending

Plain Varieties

G\'abor Bodn\'ar, Herwig Hauser, Josef Schicho, Orlando Villamayor

arxiv:0810.2379 v1 · 2008-10-14 · 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{FS36ZBYY63WQTACGWQTK54CQBR}

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	2026-05-18T02:58:11.042554Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cb7ec8718f6ed098046b426aef0500c7d34afb9d81e00ea6b2ec15ab2eca084

Aliases

arxiv: 0810.2379 · arxiv_version: 0810.2379v1 · doi: 10.48550/arxiv.0810.2379 · pith_short_12: FS36ZBYY63WQ · pith_short_16: FS36ZBYY63WQTACG · pith_short_8: FS36ZBYY

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/FS36ZBYY63WQTACGWQTK54CQBR \
  | 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: 2cb7ec8718f6ed098046b426aef0500c7d34afb9d81e00ea6b2ec15ab2eca084

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2020b825669ee2409ed948403553c98a4ab3f3bc82a3f87da3e1d57719c75ddb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2008-10-14T07:55:11Z",
    "title_canon_sha256": "b6cf108ee10a3d45738e6d90243d8904cb7a7253fbc1d2b003a81a6c9fe5ef24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.2379",
    "kind": "arxiv",
    "version": 1
  }
}