Pith Number

pith:3HTSOH3I

pith:2021:3HTSOH3ITCZVOCID5MF6WL5MRA

not attested not anchored not stored refs pending

Enforcing and Discovering Structure in Machine Learning

Francesco Locatello

arxiv:2111.13693 v1 · 2021-11-26 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3HTSOH3ITCZVOCID5MF6WL5MRA}

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	2026-07-05T03:35:34.876701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9e7271f6898b3570903eb0beb2fac883adb5a8953aeb9ab86c5033121f45aab

Aliases

arxiv: 2111.13693 · arxiv_version: 2111.13693v1 · doi: 10.48550/arxiv.2111.13693 · pith_short_12: 3HTSOH3ITCZV · pith_short_16: 3HTSOH3ITCZVOCID · pith_short_8: 3HTSOH3I

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/3HTSOH3ITCZVOCID5MF6WL5MRA \
  | 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: d9e7271f6898b3570903eb0beb2fac883adb5a8953aeb9ab86c5033121f45aab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25ea5baf8bff36b357d96506426c99d4f8c024b69fbd1a2975e4c1416eaed427",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-11-26T15:34:55Z",
    "title_canon_sha256": "14e427e86249722b378401afb5ab055bf9ce7043097c25182770f56f41b39841"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.13693",
    "kind": "arxiv",
    "version": 1
  }
}