Pith Number

pith:2FQKESVR

pith:2014:2FQKESVRBZZFRG2DBT4NLWGZNK

not attested not anchored not stored refs pending

Solving the Minimum Common String Partition Problem with the Help of Ants

M. Sohel Rahman, S.M. Ferdous

arxiv:1401.4539 v2 · 2014-01-18 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2FQKESVRBZZFRG2DBT4NLWGZNK}

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	2026-05-18T01:42:57.591855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d160a24ab10e72589b430cf8d5d8d96a9a12f7617bbae638328a628d63a20587

Aliases

arxiv: 1401.4539 · arxiv_version: 1401.4539v2 · doi: 10.48550/arxiv.1401.4539 · pith_short_12: 2FQKESVRBZZF · pith_short_16: 2FQKESVRBZZFRG2D · pith_short_8: 2FQKESVR

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/2FQKESVRBZZFRG2DBT4NLWGZNK \
  | 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: d160a24ab10e72589b430cf8d5d8d96a9a12f7617bbae638328a628d63a20587

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "313fc546143f00ea157a8e3fa639f884fbbeef3b4c092827d53436ee218a9d6a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2014-01-18T13:15:30Z",
    "title_canon_sha256": "cfad066deee0be51f3d2403f9f4ca93a74fd8fcecba6017c83bace701d3c23e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.4539",
    "kind": "arxiv",
    "version": 2
  }
}