Pith Number

pith:CUGDAGKB

pith:2019:CUGDAGKB4UVDAX4QZWLRJFHYZS

not attested not anchored not stored refs pending

Machine learning Calabi-Yau metrics

Anthony Ashmore, Burt Ovrut, Yang-Hui He

arxiv:1910.08605 v2 · 2019-10-18 · hep-th · math.AG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CUGDAGKB4UVDAX4QZWLRJFHYZS}

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.

Cited by

2 papers in Pith

What to do with a Ricci-flat Calabi--Yau metric?

A Physicist's Visit to Exotic Spheres

Receipt and verification

First computed	2026-07-05T01:46:12.427989Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

150c301941e52a305f90cd971494f8cc9a0b896d668402a55184d418f3307cd4

Aliases

arxiv: 1910.08605 · arxiv_version: 1910.08605v2 · doi: 10.48550/arxiv.1910.08605 · pith_short_12: CUGDAGKB4UVD · pith_short_16: CUGDAGKB4UVDAX4Q · pith_short_8: CUGDAGKB

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/CUGDAGKB4UVDAX4QZWLRJFHYZS \
  | 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: 150c301941e52a305f90cd971494f8cc9a0b896d668402a55184d418f3307cd4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06fb65d195ef31a4259b9d5379ec260c96a1a19b40c9cf73d68f72d4da0e06be",
    "cross_cats_sorted": [
      "math.AG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2019-10-18T19:53:34Z",
    "title_canon_sha256": "df0f5ec81029bf502e03e3b6d40b157ae91c004e623133cda474a7ebd59fc1f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.08605",
    "kind": "arxiv",
    "version": 2
  }
}