Pith Number

pith:2NEYEHY7

pith:2017:2NEYEHY7CYPAHEGY3KT4AYG4ZF

not attested not anchored not stored refs pending

Using Minimum Path Cover to Boost Dynamic Programming on DAGs: Co-Linear Chaining Extended

Alexandru I. Tomescu, Anna Kuosmanen, Rayan Chikhi, Topi Paavilainen, Travis Gagie, Veli M\"akinen

arxiv:1705.08754 v3 · 2017-05-24 · 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{2NEYEHY7CYPAHEGY3KT4AYG4ZF}

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	2026-05-18T00:25:01.746731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d349821f1f161e0390d8daa7c060dcc96801881f8aae2f5565a2b07172e4ec17

Aliases

arxiv: 1705.08754 · arxiv_version: 1705.08754v3 · doi: 10.48550/arxiv.1705.08754 · pith_short_12: 2NEYEHY7CYPA · pith_short_16: 2NEYEHY7CYPAHEGY · pith_short_8: 2NEYEHY7

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/2NEYEHY7CYPAHEGY3KT4AYG4ZF \
  | 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: d349821f1f161e0390d8daa7c060dcc96801881f8aae2f5565a2b07172e4ec17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e32fab2aebeaa4023e7c546471f78f93075692ebe33a4a716be30635e1353676",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-05-24T13:37:44Z",
    "title_canon_sha256": "77c350b2efc1a5b7bca531e3fe7f080710376324f21c364eff615c20e74cf0af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.08754",
    "kind": "arxiv",
    "version": 3
  }
}