Pith Number

pith:G6GRIXMW

pith:2013:G6GRIXMWGZS73RRP323DBMTKKP

not attested not anchored not stored refs pending

The Dynamic Longest Increasing Subsequence Problem

Alex Chen, Nathan Pinsker, Timothy Chu

arxiv:1309.7724 v4 · 2013-09-30 · 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{G6GRIXMWGZS73RRP323DBMTKKP}

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	2026-05-18T03:04:37.022523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

378d145d963665fdc62fdeb630b26a53dced1c61f71dc6c47151c57769f41838

Aliases

arxiv: 1309.7724 · arxiv_version: 1309.7724v4 · doi: 10.48550/arxiv.1309.7724 · pith_short_12: G6GRIXMWGZS7 · pith_short_16: G6GRIXMWGZS73RRP · pith_short_8: G6GRIXMW

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/G6GRIXMWGZS73RRP323DBMTKKP \
  | 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: 378d145d963665fdc62fdeb630b26a53dced1c61f71dc6c47151c57769f41838

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efc35280b927230bbde21db28971080b4782ae7e31d1bef7bc0402f8281df374",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-09-30T05:24:37Z",
    "title_canon_sha256": "e70ee1013c7f996002748f55a5f3d33176d2d527c06a0bd5ef767636c1c0efb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.7724",
    "kind": "arxiv",
    "version": 4
  }
}