Pith Number

pith:N7BQSCCQ

pith:2022:N7BQSCCQISD7AR7UBNBVVRYOYN

not attested not anchored not stored refs pending

Identifying equivalent Calabi--Yau topologies: A discrete challenge from math and physics for machine learning

Andrew Turner, Vishnu Jejjala, Washington Taylor

arxiv:2202.07590 v1 · 2022-02-15 · hep-th · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N7BQSCCQISD7AR7UBNBVVRYOYN}

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	2026-07-05T03:57:01.589745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fc30908504487f047f40b435ac70ec34b8f411b7d09217ac23761b7b6092764

Aliases

arxiv: 2202.07590 · arxiv_version: 2202.07590v1 · doi: 10.48550/arxiv.2202.07590 · pith_short_12: N7BQSCCQISD7 · pith_short_16: N7BQSCCQISD7AR7U · pith_short_8: N7BQSCCQ

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/N7BQSCCQISD7AR7UBNBVVRYOYN \
  | 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: 6fc30908504487f047f40b435ac70ec34b8f411b7d09217ac23761b7b6092764

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e85fef12e952b391fe152993ede2414a89917c7ebf45a637601be49cfa9b723",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2022-02-15T17:26:13Z",
    "title_canon_sha256": "e1ef883f97b6761202e06dd22edc4277f8c92872b2984ce3723ea8088e65ad1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.07590",
    "kind": "arxiv",
    "version": 1
  }
}