Pith Number

pith:CEKI5S3Q

pith:2021:CEKI5S3QV2JEIZEGW5R26AME3S

not attested not anchored not stored refs pending

Machine Learning Calabi-Yau Hypersurfaces

David S. Berman, Edward Hirst, Yang-Hui He

arxiv:2112.06350 v2 · 2021-12-12 · 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{CEKI5S3QV2JEIZEGW5R26AME3S}

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

1 paper in Pith

Machine Learning Free Quotients of CICYs

Receipt and verification

First computed	2026-07-05T04:07:29.204485Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11148ecb70ae92446486b763af0184dc9bc3792b17f3caf5b02e0dbcd64358dc

Aliases

arxiv: 2112.06350 · arxiv_version: 2112.06350v2 · doi: 10.48550/arxiv.2112.06350 · pith_short_12: CEKI5S3QV2JE · pith_short_16: CEKI5S3QV2JEIZEG · pith_short_8: CEKI5S3Q

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/CEKI5S3QV2JEIZEGW5R26AME3S \
  | 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: 11148ecb70ae92446486b763af0184dc9bc3792b17f3caf5b02e0dbcd64358dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b01a86c064062b82b03e9365e9a6df03445f45f89a164dc474a6be6ae146bc28",
    "cross_cats_sorted": [
      "math.AG",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2021-12-12T23:17:31Z",
    "title_canon_sha256": "3aab152b4d51739e0f3d820c471710f855d332f75387d523134be6882ed1a69b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.06350",
    "kind": "arxiv",
    "version": 2
  }
}