Pith Number

pith:ZCIC3QBS

pith:2018:ZCIC3QBSQR7KFC2H2B2SJJKOME

not attested not anchored not stored refs pending

An algorithmic approach to the Polydegree Conjecture for plane polynomial automorphisms

Armin Straub, Drew Lewis, Kaitlyn Perry

arxiv:1809.09681 v1 · 2018-09-25 · 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{ZCIC3QBSQR7KFC2H2B2SJJKOME}

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	2026-05-18T00:04:44.062795Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8902dc032847ea28b47d07524a54e6125b3577f4df0151b8385a00b42960ece

Aliases

arxiv: 1809.09681 · arxiv_version: 1809.09681v1 · doi: 10.48550/arxiv.1809.09681 · pith_short_12: ZCIC3QBSQR7K · pith_short_16: ZCIC3QBSQR7KFC2H · pith_short_8: ZCIC3QBS

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/ZCIC3QBSQR7KFC2H2B2SJJKOME \
  | 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: c8902dc032847ea28b47d07524a54e6125b3577f4df0151b8385a00b42960ece

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67d774af2c6ffa3d3076e57b8989b8e6654105358b9f0496f2acb545db47adda",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-09-25T19:40:34Z",
    "title_canon_sha256": "a51dc6a2d9de3a28a3c184ddefa414fdda880d651f3a63ce9319bc72d4e63d5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.09681",
    "kind": "arxiv",
    "version": 1
  }
}