Pith Number

pith:HNQ6PVDV

pith:2010:HNQ6PVDVV4P5SLKKLQHAHDJSR2

not attested not anchored not stored refs pending

On the maximal sum of exponents of runs in a string

Jakub Radoszewski, Marcin Kubica, Maxime Crochemore, Tomasz Walen, Wojciech Rytter

arxiv:1003.4866 v1 · 2010-03-25 · cs.DM · cs.FL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HNQ6PVDVV4P5SLKKLQHAHDJSR2}

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	2026-05-18T02:08:23.133759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b61e7d475af1fd92d4a5c0e038d328ea376d8be209ec19a1eaddba138a297f6

Aliases

arxiv: 1003.4866 · arxiv_version: 1003.4866v1 · doi: 10.48550/arxiv.1003.4866 · pith_short_12: HNQ6PVDVV4P5 · pith_short_16: HNQ6PVDVV4P5SLKK · pith_short_8: HNQ6PVDV

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/HNQ6PVDVV4P5SLKKLQHAHDJSR2 \
  | 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: 3b61e7d475af1fd92d4a5c0e038d328ea376d8be209ec19a1eaddba138a297f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57e474c9bc239d1c72408d735658a48e55fbf3de7ae33172db87180152ea2f8b",
    "cross_cats_sorted": [
      "cs.FL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2010-03-25T11:49:37Z",
    "title_canon_sha256": "0cdae577a03372842d3fb3bf6114772852c716a873b2e578666841ec1bfa0004"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.4866",
    "kind": "arxiv",
    "version": 1
  }
}