Pith Number

pith:EE7PXVRC

pith:2013:EE7PXVRCD57DZKUKGADQHHOLTT

not attested not anchored not stored refs pending

An example on volumes jumping over Zariski dense set

Junliang Shen, Lue Pan

arxiv:1309.7535 v2 · 2013-09-29 · 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{EE7PXVRCD57DZKUKGADQHHOLTT}

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	2026-05-18T03:11:45.957938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

213efbd6221f7e3caa8a3007039dcb9cebc4fc89a186e3bb6439508c69eae17b

Aliases

arxiv: 1309.7535 · arxiv_version: 1309.7535v2 · doi: 10.48550/arxiv.1309.7535 · pith_short_12: EE7PXVRCD57D · pith_short_16: EE7PXVRCD57DZKUK · pith_short_8: EE7PXVRC

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/EE7PXVRCD57DZKUKGADQHHOLTT \
  | 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: 213efbd6221f7e3caa8a3007039dcb9cebc4fc89a186e3bb6439508c69eae17b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62fb149ca0cda6b4d7fe66c490a1f1666f84009bfc3f22faea010be3265bb328",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-09-29T04:48:10Z",
    "title_canon_sha256": "ecee0493ff22477a269e0f7eb2c4166f48e76a9aedc64ee4090edd7d2557391e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.7535",
    "kind": "arxiv",
    "version": 2
  }
}