Pith Number

pith:6SSVBQ2H

pith:2022:6SSVBQ2HKIMDLR2ATXYOFUWRYP

not attested not anchored not stored refs pending

Eliminating The Impossible, Whatever Remains Must Be True

Alexey Ignatiev, Jinqiang Yu, Joao Marques-Silva, Nina Narodytska, Peter J. Stuckey

arxiv:2206.09551 v2 · 2022-06-20 · cs.AI · cs.LG · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6SSVBQ2HKIMDLR2ATXYOFUWRYP}

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	2026-07-05T05:21:01.806437Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4a550c347521835c7409df0e2d2d1c3cc016b8fbfc02287483629c1986b30a5

Aliases

arxiv: 2206.09551 · arxiv_version: 2206.09551v2 · doi: 10.48550/arxiv.2206.09551 · pith_short_12: 6SSVBQ2HKIMD · pith_short_16: 6SSVBQ2HKIMDLR2A · pith_short_8: 6SSVBQ2H

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/6SSVBQ2HKIMDLR2ATXYOFUWRYP \
  | 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: f4a550c347521835c7409df0e2d2d1c3cc016b8fbfc02287483629c1986b30a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b12200ad307d1f2090a5e292a9d8817fa7a2590b7e41a9e0157019bef72b4c9",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2022-06-20T03:18:14Z",
    "title_canon_sha256": "455d114c85763f0b356363b3e6ac631e9dce26594d0c34c80d8962eb20b93a34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.09551",
    "kind": "arxiv",
    "version": 2
  }
}