Pith Number

pith:6C7U32D3

pith:2018:6C7U32D3PZGYFZYIYNZWRSDMLZ

not attested not anchored not stored refs pending

Encoding fairness in a synchronous concurrent program algebra: extended version with proofs

Ian J. Hayes, Larissa A. Meinicke

arxiv:1805.01681 v1 · 2018-05-04 · cs.LO · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6C7U32D3PZGYFZYIYNZWRSDMLZ}

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	2026-05-18T00:14:43.963582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0bf4de87b7e4d82e708c37368c86c5e709483937932e542b2f437406f45f878

Aliases

arxiv: 1805.01681 · arxiv_version: 1805.01681v1 · doi: 10.48550/arxiv.1805.01681 · pith_short_12: 6C7U32D3PZGY · pith_short_16: 6C7U32D3PZGYFZYI · pith_short_8: 6C7U32D3

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/6C7U32D3PZGYFZYIYNZWRSDMLZ \
  | 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: f0bf4de87b7e4d82e708c37368c86c5e709483937932e542b2f437406f45f878

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84fe0b9b11987a72a666f2d6886449e5a8de34e22595d274f48c2388ba9dd259",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2018-05-04T09:35:41Z",
    "title_canon_sha256": "83c61a9c682b570c51175c632b8ddcee0522e88925012172d8cc7fbbe5d5e3b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.01681",
    "kind": "arxiv",
    "version": 1
  }
}