Pith Number

pith:NNPZU4FQ

pith:2013:NNPZU4FQLRNHYYCA3EG22Y357O

not attested not anchored not stored refs pending

An Efficient Dynamic Programming Algorithm for the Generalized LCS Problem with Multiple Substring Exclusion Constrains

Daxin Zhu, Lei Wang, Xiaodong Wang, Yingjie Wu

arxiv:1303.1872 v1 · 2013-03-08 · 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{NNPZU4FQLRNHYYCA3EG22Y357O}

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	2026-05-18T03:31:32.077931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b5f9a70b05c5a7c6040d90dad637dfb911ed17f25f7f81dc9af72d1cc4d34a1

Aliases

arxiv: 1303.1872 · arxiv_version: 1303.1872v1 · doi: 10.48550/arxiv.1303.1872 · pith_short_12: NNPZU4FQLRNH · pith_short_16: NNPZU4FQLRNHYYCA · pith_short_8: NNPZU4FQ

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/NNPZU4FQLRNHYYCA3EG22Y357O \
  | 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: 6b5f9a70b05c5a7c6040d90dad637dfb911ed17f25f7f81dc9af72d1cc4d34a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5872d22b4df688088eceaa5b6d1d24d0cbcac1c0e4f6917e354b0f02df5fa6f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-03-08T02:15:59Z",
    "title_canon_sha256": "1bdadcbaee6b87a4c88214014ba20d76dd0ea149c3ffe1140ce4df2ab4510a4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1872",
    "kind": "arxiv",
    "version": 1
  }
}