Pith Number

pith:JLTUJP4Q

pith:2023:JLTUJP4QJNLDISEFJ6EHAREPX6

not attested not anchored not stored refs pending

ProtoX: A First Look

Brian Van Straalen, Franz Franchetti, Het Mankad, Phillip Colella, Sanil Rao

arxiv:2307.07931 v1 · 2023-07-16 · cs.MS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JLTUJP4QJNLDISEFJ6EHAREPX6}

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	2026-07-05T06:31:17.869126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ae744bf904b563448854f8870448fbf84f7b2701fcbee89ced45a8d986712da

Aliases

arxiv: 2307.07931 · arxiv_version: 2307.07931v1 · doi: 10.48550/arxiv.2307.07931 · pith_short_12: JLTUJP4QJNLD · pith_short_16: JLTUJP4QJNLDISEF · pith_short_8: JLTUJP4Q

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/JLTUJP4QJNLDISEFJ6EHAREPX6 \
  | 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: 4ae744bf904b563448854f8870448fbf84f7b2701fcbee89ced45a8d986712da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "433b810df0546c62861ed9fb01ee34f1407d0f624863e459040319bd086646b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2023-07-16T03:33:19Z",
    "title_canon_sha256": "671216d50fc9bd0b5878556db6b96c8d8ca2b2733aff6d77239e0eec095b5d8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.07931",
    "kind": "arxiv",
    "version": 1
  }
}