Pith Number

pith:22A6AK2R

pith:2026:22A6AK2RNKQGOGRJ7PNU3FJOZT

not attested not anchored not stored refs pending

The Longest Increasing Subsequence Problem revisited

Roberto Mulet, Silvio Franz

arxiv:2606.01501 v1 · 2026-05-31 · cond-mat.dis-nn · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{22A6AK2RNKQGOGRJ7PNU3FJOZT}

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	2026-06-02T02:04:34.899641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d681e02b516aa0671a29fbdb4d952ecce253f6446ad89c50e41f191eb81fb88b

Aliases

arxiv: 2606.01501 · arxiv_version: 2606.01501v1 · doi: 10.48550/arxiv.2606.01501 · pith_short_12: 22A6AK2RNKQG · pith_short_16: 22A6AK2RNKQGOGRJ · pith_short_8: 22A6AK2R

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/22A6AK2RNKQGOGRJ7PNU3FJOZT \
  | 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: d681e02b516aa0671a29fbdb4d952ecce253f6446ad89c50e41f191eb81fb88b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8052a2b553bb11fc8f90f1e415a6aee4ed232ebf4a1f0ddb27ebd77a316ee340",
    "cross_cats_sorted": [
      "cond-mat.stat-mech"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.dis-nn",
    "submitted_at": "2026-05-31T23:50:13Z",
    "title_canon_sha256": "21d311bea57b4a3f1872ff2194db15275db5607c85cfc6e7dc029aed907a79fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.01501",
    "kind": "arxiv",
    "version": 1
  }
}