Pith Number

pith:SM44NDPA

pith:2025:SM44NDPAAFEASKTMQIMF3HVCLT

not attested not anchored not stored refs pending

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Aleksey Lapin, Andrey V. Savchenko, Dmitry Simakov, Igor Hromov, Mile Mitrovic, Nikolay O. Nikitin, Stanislav Chumakov

arxiv:2507.13413 v1 · 2025-07-17 · 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{SM44NDPAAFEASKTMQIMF3HVCLT}

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	2026-07-05T11:39:17.211539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9339c68de00148092a6c82185d9ea25cf24ff6b30fb402e08aaf691c9d39335d

Aliases

arxiv: 2507.13413 · arxiv_version: 2507.13413v1 · doi: 10.48550/arxiv.2507.13413 · pith_short_12: SM44NDPAAFEA · pith_short_16: SM44NDPAAFEASKTM · pith_short_8: SM44NDPA

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/SM44NDPAAFEASKTMQIMF3HVCLT \
  | 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: 9339c68de00148092a6c82185d9ea25cf24ff6b30fb402e08aaf691c9d39335d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "803ba1c8f63bc551cf53b9576a07dc83203c483a27e707c2749e231354c29272",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-07-17T09:33:24Z",
    "title_canon_sha256": "84955190fca14dc797bef112b884c317b4405217f19b9048155ec112d7fad42a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.13413",
    "kind": "arxiv",
    "version": 1
  }
}