Pith Number

pith:6S2DTZLR

pith:2007:6S2DTZLR2ZCMPWVKKXWFJC555P

not attested not anchored not stored refs pending

Linearisation of finite abelian subgroups of the Cremona group of the plane

J\'er\'emy Blanc

arxiv:0704.0537 v2 · 2007-04-04 · 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{6S2DTZLR2ZCMPWVKKXWFJC555P}

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	2026-05-18T04:35:15.177077Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4b439e571d644c7daaa55ec548bbdebdeab7dfdbd77aa3ae57b2878b45498c0

Aliases

arxiv: 0704.0537 · arxiv_version: 0704.0537v2 · doi: 10.48550/arxiv.0704.0537 · pith_short_12: 6S2DTZLR2ZCM · pith_short_16: 6S2DTZLR2ZCMPWVK · pith_short_8: 6S2DTZLR

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/6S2DTZLR2ZCMPWVKKXWFJC555P \
  | 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: f4b439e571d644c7daaa55ec548bbdebdeab7dfdbd77aa3ae57b2878b45498c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ab1a8f723b4ec3a9eeb202f2668dd31dfdf344cc5f9af42edecf8ad5bd5917a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2007-04-04T10:08:33Z",
    "title_canon_sha256": "0c74bf047b82f82f95669537fdc7e1ead035adf92277f5f990e9936e79ad5cf7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.0537",
    "kind": "arxiv",
    "version": 2
  }
}