Pith Number

pith:4YKOM3UX

pith:2017:4YKOM3UX5LLEOGMMPQW6FML3ER

not attested not anchored not stored refs pending

The classification of some polynomial maps with nilpotent Jacobians

Dan Yan, Michiel de Bondt

arxiv:1710.04210 v3 · 2017-10-11 · 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{4YKOM3UX5LLEOGMMPQW6FML3ER}

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	2026-05-17T23:57:32.552319Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e614e66e97ead647198c7c2de2b17b24516fe63ee814329d0497e31b29a60246

Aliases

arxiv: 1710.04210 · arxiv_version: 1710.04210v3 · doi: 10.48550/arxiv.1710.04210 · pith_short_12: 4YKOM3UX5LLE · pith_short_16: 4YKOM3UX5LLEOGMM · pith_short_8: 4YKOM3UX

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/4YKOM3UX5LLEOGMMPQW6FML3ER \
  | 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: e614e66e97ead647198c7c2de2b17b24516fe63ee814329d0497e31b29a60246

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe40c21dbcc7cc8bd264c384e12efd587ff446fdbb64331c5dc8ff08ec35f328",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-10-11T11:18:20Z",
    "title_canon_sha256": "cbb3ee080181d05f600da2784a50376f93066ccce4fbb564032879c6cd380796"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.04210",
    "kind": "arxiv",
    "version": 3
  }
}