Pith Number

pith:ZUS5NQV7

pith:2011:ZUS5NQV73HQ7VASSOQCH3IWCWF

not attested not anchored not stored refs pending

Abstracting Path Conditions

Jan Strej\v{c}ek, Marek Trt\'ik

arxiv:1112.5671 v2 · 2011-12-23 · cs.SE · cs.LO · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZUS5NQV73HQ7VASSOQCH3IWCWF}

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	2026-05-18T00:55:26.137279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd25d6c2bfd9e1fa825274047da2c2b164a69ddca143ab58b1f1696cd398749b

Aliases

arxiv: 1112.5671 · arxiv_version: 1112.5671v2 · doi: 10.48550/arxiv.1112.5671 · pith_short_12: ZUS5NQV73HQ7 · pith_short_16: ZUS5NQV73HQ7VASS · pith_short_8: ZUS5NQV7

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/ZUS5NQV73HQ7VASSOQCH3IWCWF \
  | 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: cd25d6c2bfd9e1fa825274047da2c2b164a69ddca143ab58b1f1696cd398749b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b04147024fd5a15292bfc1de2201feba5734daaddc438676cbd4891293a5ea27",
    "cross_cats_sorted": [
      "cs.LO",
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2011-12-23T23:17:10Z",
    "title_canon_sha256": "a1e7f86d7f8e06c089f6687e77d254a49c2a67204cfba76bb167f24ee7979ce5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.5671",
    "kind": "arxiv",
    "version": 2
  }
}