Pith Number

pith:3UTHZV3I

pith:2022:3UTHZV3IO4H6CXVIYPE3X45T2V

not attested not anchored not stored refs pending

Deterministic Incremental APSP with Polylogarithmic Update Time and Stretch

Maximilian Probst Gutenberg, Sebastian Forster, Yasamin Nazari

arxiv:2211.04217 v2 · 2022-11-08 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3UTHZV3IO4H6CXVIYPE3X45T2V}

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	2026-07-05T05:54:55.862259Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd267cd768770fe15ea8c3c9bbf3b3d55031728671b409831a9d3d8054fbe9eb

Aliases

arxiv: 2211.04217 · arxiv_version: 2211.04217v2 · doi: 10.48550/arxiv.2211.04217 · pith_short_12: 3UTHZV3IO4H6 · pith_short_16: 3UTHZV3IO4H6CXVI · pith_short_8: 3UTHZV3I

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/3UTHZV3IO4H6CXVIYPE3X45T2V \
  | 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: dd267cd768770fe15ea8c3c9bbf3b3d55031728671b409831a9d3d8054fbe9eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8ad72502ecd3020abbf73fab3b6fca870e87dec6e015653c4c560fb28053f28",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2022-11-08T13:03:53Z",
    "title_canon_sha256": "627b809c80f8120234f0371a296b914eaf4be7b7d02ba606d589e4da979e79a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.04217",
    "kind": "arxiv",
    "version": 2
  }
}