Pith Number

pith:MWXWSECU

pith:2014:MWXWSECULQF6R3574P5LIOJEML

not attested not anchored not stored refs pending

On canonically polarized Gorenstein 3-folds satisfying the Noether equality

Yifan Chen, Yong Hu

arxiv:1411.2200 v2 · 2014-11-09 · 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{MWXWSECULQF6R3574P5LIOJEML}

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	2026-05-18T00:12:01.224594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65af6910545c0be8efbfe3fab4392462c2aeb8a64ea5dbbce42362281385263e

Aliases

arxiv: 1411.2200 · arxiv_version: 1411.2200v2 · doi: 10.48550/arxiv.1411.2200 · pith_short_12: MWXWSECULQF6 · pith_short_16: MWXWSECULQF6R357 · pith_short_8: MWXWSECU

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/MWXWSECULQF6R3574P5LIOJEML \
  | 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: 65af6910545c0be8efbfe3fab4392462c2aeb8a64ea5dbbce42362281385263e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6969ae2fc89089db80632da61e59c900abcc91d571bdf07cd015acbb0c2dfc4d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-11-09T05:43:03Z",
    "title_canon_sha256": "c90b1103a989b1af9745ca33da07d8506d568b1f03f4eba4cf964621d9ad995c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.2200",
    "kind": "arxiv",
    "version": 2
  }
}