Pith Number

pith:SQJNY223

pith:2017:SQJNY223GE6ETQ3BUVIEG5AECB

not attested not anchored not stored refs pending

On the Lipman-Zariski conjecture for logarithmic vector fields on log canonical pairs

Hannah Bergner

arxiv:1712.04052 v1 · 2017-12-11 · math.AG · math.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SQJNY223GE6ETQ3BUVIEG5AECB}

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	2026-05-18T00:28:09.385820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9412dc6b5b313c49c361a55043740410675bab665ba0007966c0003996874ce2

Aliases

arxiv: 1712.04052 · arxiv_version: 1712.04052v1 · doi: 10.48550/arxiv.1712.04052 · pith_short_12: SQJNY223GE6E · pith_short_16: SQJNY223GE6ETQ3B · pith_short_8: SQJNY223

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/SQJNY223GE6ETQ3BUVIEG5AECB \
  | 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: 9412dc6b5b313c49c361a55043740410675bab665ba0007966c0003996874ce2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "580fb5b75b09a1caff41c05274e6a71a38edc552ff471bfb67be08c2c9d4c921",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-12-11T22:11:28Z",
    "title_canon_sha256": "a9c0c6b30d57b54e0d2a7ce76b3026ec6aa10577493fccf843b3cee77e898a6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.04052",
    "kind": "arxiv",
    "version": 1
  }
}