Pith Number

pith:GEUFLFO4

pith:2026:GEUFLFO42C5WOWRQES2CLLDKDE

not attested not anchored not stored refs pending

Revisiting $O(n \log \log n)$ chaining for anchored edit distance

Nicola Rizzo, Ragnar Groot Koerkamp

arxiv:2606.03929 v1 · 2026-06-02 · 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{GEUFLFO42C5WOWRQES2CLLDKDE}

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	2026-06-03T02:06:07.204660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31285595dcd0bb675a3024b425ac6a191519e2442d845a1d6e7abc26f47fca1b

Aliases

arxiv: 2606.03929 · arxiv_version: 2606.03929v1 · doi: 10.48550/arxiv.2606.03929 · pith_short_12: GEUFLFO42C5W · pith_short_16: GEUFLFO42C5WOWRQ · pith_short_8: GEUFLFO4

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/GEUFLFO42C5WOWRQES2CLLDKDE \
  | 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: 31285595dcd0bb675a3024b425ac6a191519e2442d845a1d6e7abc26f47fca1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "282860056a681abed10b18f6048f0dba9d9c7971d1f68be512982a8985cc3733",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2026-06-02T17:18:53Z",
    "title_canon_sha256": "d328776ea9b1c8629733126ecae03001c30ac8d1de5c0384793cc18f65233c3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.03929",
    "kind": "arxiv",
    "version": 1
  }
}