Pith Number

pith:TPJWPJD5

pith:2025:TPJWPJD5KZXWVBT7QIVJXURR6Y

not attested not anchored not stored refs pending

The Open-Source BlackParrot-BedRock Cache Coherence System

Mark Unruh Wyse

arxiv:2505.00962 v1 · 2025-05-02 · cs.AR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TPJWPJD5KZXWVBT7QIVJXURR6Y}

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	2026-07-05T10:57:42.579175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bd367a47d566f6a867f822a9bd231f60151c396f3e09b6343ad0aedb372ca76

Aliases

arxiv: 2505.00962 · arxiv_version: 2505.00962v1 · doi: 10.48550/arxiv.2505.00962 · pith_short_12: TPJWPJD5KZXW · pith_short_16: TPJWPJD5KZXWVBT7 · pith_short_8: TPJWPJD5

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/TPJWPJD5KZXWVBT7QIVJXURR6Y \
  | 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: 9bd367a47d566f6a867f822a9bd231f60151c396f3e09b6343ad0aedb372ca76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "562c103b4704b12e7d4dcf0f26fa1897e88d32cdc694981e260f96d42f194a73",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AR",
    "submitted_at": "2025-05-02T02:36:23Z",
    "title_canon_sha256": "42b7be4ba7a665a2e478cd9872e1e88f2ea0215e3f105a9e53263ae183c4968b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.00962",
    "kind": "arxiv",
    "version": 1
  }
}