Pith Number

pith:INPRE55H

pith:2005:INPRE55HF3JWYVVYOKSLB3PZYD

not attested not anchored not stored refs pending

Extending the theory of Owicki and Gries with a logic of progress

Brijesh Dongol, Doug Goldson

arxiv:cs/0512012 v3 · 2005-12-03 · 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{INPRE55HF3JWYVVYOKSLB3PZYD}

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	2026-05-18T00:53:03.429374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

435f1277a72ed36c56b872a4b0edf9c0c3feb6ca07d445b3f421cf8a745ac466

Aliases

arxiv: cs/0512012 · arxiv_version: cs/0512012v3 · doi: 10.48550/arxiv.cs/0512012 · pith_short_12: INPRE55HF3JW · pith_short_16: INPRE55HF3JWYVVY · pith_short_8: INPRE55H

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/INPRE55HF3JWYVVYOKSLB3PZYD \
  | 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: 435f1277a72ed36c56b872a4b0edf9c0c3feb6ca07d445b3f421cf8a745ac466

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4f24e6d352738e6290ae6083f9f50953884333f830ede9f8e6b575ac60a4e53",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.LO",
    "submitted_at": "2005-12-03T01:04:16Z",
    "title_canon_sha256": "d1c9d4b7a6f286283e9ec6e61f21ca132fd8bd3ffbcde68775004fbe72456ca0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0512012",
    "kind": "arxiv",
    "version": 3
  }
}