Pith Number

pith:LRWXHJ5Q

pith:2008:LRWXHJ5QSDO72JVQBEUMC27EX4

not attested not anchored not stored refs pending

Resolution Trees with Lemmas: Resolution Refinements that Characterize DLL Algorithms with Clause Learning

Jan Hoffmann, Jan Johannsen, Samuel R. Buss

arxiv:0811.1075 v2 · 2008-11-07 · cs.LO · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LRWXHJ5QSDO72JVQBEUMC27EX4}

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	2026-05-18T01:37:40.656030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c6d73a7b090ddfd26b00928c16be4bf190ace05f886db2f07ddf70373b34927

Aliases

arxiv: 0811.1075 · arxiv_version: 0811.1075v2 · doi: 10.48550/arxiv.0811.1075 · pith_short_12: LRWXHJ5QSDO7 · pith_short_16: LRWXHJ5QSDO72JVQ · pith_short_8: LRWXHJ5Q

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/LRWXHJ5QSDO72JVQBEUMC27EX4 \
  | 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: 5c6d73a7b090ddfd26b00928c16be4bf190ace05f886db2f07ddf70373b34927

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63c896491ed025a3ffc7da088dd81b3664efd4365bebf715a2ea8c968f842cd9",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2008-11-07T15:31:58Z",
    "title_canon_sha256": "694f52abacf2a205a69d844db2cf6ca32b6305edcfc83d3b6d6740b7dd644f25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.1075",
    "kind": "arxiv",
    "version": 2
  }
}