Pith Number

pith:BY3LAFYT

pith:2014:BY3LAFYTPHOK3NJ36UZMU67WVG

not attested not anchored not stored refs pending

Path algebra algorithm for finding longest increasing subsequence

Anatoly Rodionov

arxiv:1409.2928 v1 · 2014-09-10 · 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{BY3LAFYTPHOK3NJ36UZMU67WVG}

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	2026-05-18T02:43:08.711147Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e36b0171379dcadb53bf532ca7bf6a9ac714348c845ca1e8b78d4112a0ca9c9

Aliases

arxiv: 1409.2928 · arxiv_version: 1409.2928v1 · doi: 10.48550/arxiv.1409.2928 · pith_short_12: BY3LAFYTPHOK · pith_short_16: BY3LAFYTPHOK3NJ3 · pith_short_8: BY3LAFYT

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/BY3LAFYTPHOK3NJ36UZMU67WVG \
  | 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: 0e36b0171379dcadb53bf532ca7bf6a9ac714348c845ca1e8b78d4112a0ca9c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5fad180bce47de75ed28b3f93e207d88adaf5c6da0d38b5764373b45a998af66",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2014-09-10T00:49:34Z",
    "title_canon_sha256": "cb627a5ef3fdfcd03f2327d06536b574ef3f3cd8e0f61d4fb3bc7a8352f077cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2928",
    "kind": "arxiv",
    "version": 1
  }
}