Pith Number

pith:4PCJJCLA

pith:2026:4PCJJCLAHPGBW3OTX3V4EZ47MY

not attested not anchored not stored refs pending

Generalizing CDCL with Graph Backtracking

Laura Kov\'acs, Robin Coutelier, Thomas Hader

arxiv:2605.28220 v1 · 2026-05-27 · 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{4PCJJCLAHPGBW3OTX3V4EZ47MY}

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	2026-05-28T01:05:03.022603Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3c49489603bcc1b6dd3beebc2679f6618045d0d6e8d3f2b6a8aefbfa823bb8c

Aliases

arxiv: 2605.28220 · arxiv_version: 2605.28220v1 · doi: 10.48550/arxiv.2605.28220 · pith_short_12: 4PCJJCLAHPGB · pith_short_16: 4PCJJCLAHPGBW3OT · pith_short_8: 4PCJJCLA

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/4PCJJCLAHPGBW3OTX3V4EZ47MY \
  | 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: e3c49489603bcc1b6dd3beebc2679f6618045d0d6e8d3f2b6a8aefbfa823bb8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a76e1ddef5ede818bdfcdbedbf6d2c9904602d65c1533d7be48cadbd509c76b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2026-05-27T09:36:11Z",
    "title_canon_sha256": "69d0c7d9114bf90b7351fb07c3c5874cf28a917cc962125e0cd1a027b622b573"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.28220",
    "kind": "arxiv",
    "version": 1
  }
}