Pith Number

pith:PO3LL6OG

pith:2012:PO3LL6OGVXQUUEJBBD26LIHMJK

not attested not anchored not stored refs pending

New Constructions of Cremona Maps

Aron Simis, B\'arbara Costa

arxiv:1208.6032 v1 · 2012-08-29 · math.AC · 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{PO3LL6OGVXQUUEJBBD26LIHMJK}

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	2026-05-18T03:46:46.720364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bb6b5f9c6ade14a112108f5e5a0ec4a891936e7ed85d5f2557a49825e3b2395

Aliases

arxiv: 1208.6032 · arxiv_version: 1208.6032v1 · doi: 10.48550/arxiv.1208.6032 · pith_short_12: PO3LL6OGVXQU · pith_short_16: PO3LL6OGVXQUUEJB · pith_short_8: PO3LL6OG

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/PO3LL6OGVXQUUEJBBD26LIHMJK \
  | 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: 7bb6b5f9c6ade14a112108f5e5a0ec4a891936e7ed85d5f2557a49825e3b2395

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ca395275cbb64bd02706ab7cac969de080a5c4b7b890a508f4e945ae7a0bc46",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2012-08-29T21:40:41Z",
    "title_canon_sha256": "3cac9b7eab9f5c338ec5d9d568259ddcde7422ee58ed8a76d5bd533c2c0c22dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.6032",
    "kind": "arxiv",
    "version": 1
  }
}