Pith Number

pith:SUDUBHXJ

pith:2026:SUDUBHXJQWWDE3XQAHYRKPXKO6

not attested not anchored not stored refs pending

Multimmit: Extending Blocks for Faster Finality

Andrew Lewis-Pye, Patrick O'Grady

arxiv:2607.21021 v1 · 2026-07-23 · 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{SUDUBHXJQWWDE3XQAHYRKPXKO6}

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	2026-07-24T01:23:47.749866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9507409ee985ac326ef001f1153eea77acf14fce6a3757f291b53103c07cde8d

Aliases

arxiv: 2607.21021 · arxiv_version: 2607.21021v1 · doi: 10.48550/arxiv.2607.21021 · pith_short_12: SUDUBHXJQWWD · pith_short_16: SUDUBHXJQWWDE3XQ · pith_short_8: SUDUBHXJ

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/SUDUBHXJQWWDE3XQAHYRKPXKO6 \
  | 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: 9507409ee985ac326ef001f1153eea77acf14fce6a3757f291b53103c07cde8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3540e89bfd463a959d01649f13ab9764804d5f2c76316b453a832deb58202cd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2026-07-23T08:05:29Z",
    "title_canon_sha256": "2c9d1a70dc2fcff64d211b6dc1885b54b5599246cdbf6a2baa45a245db355264"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.21021",
    "kind": "arxiv",
    "version": 1
  }
}