Pith Number

pith:N6XHBML3

pith:2007:N6XHBML3XUUPH5QJVV56FY5ZIU

not attested not anchored not stored refs pending

Predicate Abstraction with Under-approximation Refinement

Corina S. Pasareanu, Radek Pelanek, Willem Visser

arxiv:cs/0701140 v2 · 2007-01-22 · cs.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N6XHBML3XUUPH5QJVV56FY5ZIU}

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	2026-05-18T00:53:03.244424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fae70b17bbd28f3f609ad7be2e3b94516da2cee2dbc0969379a9361831164ed

Aliases

arxiv: cs/0701140 · arxiv_version: cs/0701140v2 · doi: 10.48550/arxiv.cs/0701140 · pith_short_12: N6XHBML3XUUP · pith_short_16: N6XHBML3XUUPH5QJ · pith_short_8: N6XHBML3

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/N6XHBML3XUUPH5QJVV56FY5ZIU \
  | 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: 6fae70b17bbd28f3f609ad7be2e3b94516da2cee2dbc0969379a9361831164ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "554c7e5244213e40285d6ccf36bc0416f183a5b7616ada508ad7de1179681a52",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.GT",
    "submitted_at": "2007-01-22T21:29:37Z",
    "title_canon_sha256": "8626414bc46f89ddad488753e331210c26185af22607b40c70fc96f156840397"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0701140",
    "kind": "arxiv",
    "version": 2
  }
}