Pith Number

pith:PKQLLLHL

pith:2026:PKQLLLHLKE7PKMQLLF5M7HC5QG

not attested not anchored not stored refs pending

Machine-Checked Dual-Write Recovery from a Committed Log

Andreas Andreakis

arxiv:2608.00501 v1 · 2026-08-01 · cs.DB · cs.DC · 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{PKQLLLHLKE7PKMQLLF5M7HC5QG}

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	2026-08-04T00:37:03.890243Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7aa0b5aceb513ef5320b597acf9c5d81854a226d48052e2f214e345585ebd3ac

Aliases

arxiv: 2608.00501 · arxiv_version: 2608.00501v1 · doi: 10.48550/arxiv.2608.00501 · pith_short_12: PKQLLLHLKE7P · pith_short_16: PKQLLLHLKE7PKMQL · pith_short_8: PKQLLLHL

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/PKQLLLHLKE7PKMQLLF5M7HC5QG \
  | 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: 7aa0b5aceb513ef5320b597acf9c5d81854a226d48052e2f214e345585ebd3ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3c8d4105f34789c14210b40b13ec156cdaca51ece7c47e085c3d6f27215bb4d",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.LO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2026-08-01T07:52:16Z",
    "title_canon_sha256": "9b602980829f9855b93a6caa92015f47243ebe8d26e139b7b13cab48db0e1c91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.00501",
    "kind": "arxiv",
    "version": 1
  }
}