Pith Number

pith:KJU3EF23

pith:2014:KJU3EF23RDRIQEYINP3OQN6ISW

not attested not anchored not stored refs pending

Fast Algorithms for Parameterized Problems with Relaxed Disjointness Constraints

Ariel Gabizon, Daniel Lokshtanov, Michal Pilipczuk

arxiv:1411.6756 v5 · 2014-11-25 · 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{KJU3EF23RDRIQEYINP3OQN6ISW}

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	2026-05-18T02:17:54.369967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5269b2175b88e28813086bf6e837c895ac91ef3f9111a712073d5547dd2b75a4

Aliases

arxiv: 1411.6756 · arxiv_version: 1411.6756v5 · doi: 10.48550/arxiv.1411.6756 · pith_short_12: KJU3EF23RDRI · pith_short_16: KJU3EF23RDRIQEYI · pith_short_8: KJU3EF23

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/KJU3EF23RDRIQEYINP3OQN6ISW \
  | 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: 5269b2175b88e28813086bf6e837c895ac91ef3f9111a712073d5547dd2b75a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ca833076646f233d18ab29b31c04553e20271af1d11528b41a441398f9f2a15",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2014-11-25T08:03:19Z",
    "title_canon_sha256": "0fd80f40d3aa365632c34e0e65ef240d205f92ff37f948176d4cafe8f10338fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.6756",
    "kind": "arxiv",
    "version": 5
  }
}