Pith Number

pith:BLA7HZ4Y

pith:2012:BLA7HZ4YXIL5NL6QYKRJOY7PF5

not attested not anchored not stored refs pending

A note on the Jacobian Conjecture

Dan Yan

arxiv:1205.5853 v1 · 2012-05-26 · 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{BLA7HZ4YXIL5NL6QYKRJOY7PF5}

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	2026-05-18T03:54:49.810729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ac1f3e798ba17d6afd0c2a29763ef2f6413d2b5703db2a4445f439db70e0b32

Aliases

arxiv: 1205.5853 · arxiv_version: 1205.5853v1 · doi: 10.48550/arxiv.1205.5853 · pith_short_12: BLA7HZ4YXIL5 · pith_short_16: BLA7HZ4YXIL5NL6Q · pith_short_8: BLA7HZ4Y

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/BLA7HZ4YXIL5NL6QYKRJOY7PF5 \
  | 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: 0ac1f3e798ba17d6afd0c2a29763ef2f6413d2b5703db2a4445f439db70e0b32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17716c58484cd28fe5702b301972253ca5b8257528ca03c3e3a008b2d236c151",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2012-05-26T04:03:03Z",
    "title_canon_sha256": "d3e8760218fa3bc2ccbf3704f01716b6137ffaf1656811ddd8a0afe66b6bc19f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.5853",
    "kind": "arxiv",
    "version": 1
  }
}