Pith Number

pith:JK55YDR3

pith:2025:JK55YDR3RN7ELLNNOSDQ5B2RXJ

not attested not anchored not stored refs pending

Towards Scalable Topological Regularizers

Darrick Lee, Hiu-Tung Wong, Hong Yan

arxiv:2501.14641 v2 · 2025-01-24 · cs.LG · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JK55YDR3RN7ELLNNOSDQ5B2RXJ}

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	2026-07-05T10:23:28.669998Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4abbdc0e3b8b7e45adad74870e8751ba69852e70ac67a6e0bbb1cdca790c76e5

Aliases

arxiv: 2501.14641 · arxiv_version: 2501.14641v2 · doi: 10.48550/arxiv.2501.14641 · pith_short_12: JK55YDR3RN7E · pith_short_16: JK55YDR3RN7ELLNN · pith_short_8: JK55YDR3

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/JK55YDR3RN7ELLNNOSDQ5B2RXJ \
  | 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: 4abbdc0e3b8b7e45adad74870e8751ba69852e70ac67a6e0bbb1cdca790c76e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbedf048ad12e9c1bd2f18fa218e10e4a7e30fb0413e78a2d4921c87f138371f",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-01-24T17:02:04Z",
    "title_canon_sha256": "a4d273fb7339f53ac8a24beff5ae9b9c6c378c01b47d5dcf27d117b600f1246d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.14641",
    "kind": "arxiv",
    "version": 2
  }
}