Pith Number

pith:H6O4Z47N

pith:2015:H6O4Z47N5WKWYFFLXNMPC374RQ

not attested not anchored not stored refs pending

Uniform Kernelization Complexity of Hitting Forbidden Minors

Archontia C. Giannopoulou, Bart M. P. Jansen, Daniel Lokshtanov, Saket Saurabh

arxiv:1502.03965 v1 · 2015-02-13 · cs.DS · cs.CC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H6O4Z47N5WKWYFFLXNMPC374RQ}

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	2026-05-18T02:27:06.878702Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f9dccf3eded956c14abbb58f16ffc8c280451735c3d4fd085d6a5966f58a054

Aliases

arxiv: 1502.03965 · arxiv_version: 1502.03965v1 · doi: 10.48550/arxiv.1502.03965 · pith_short_12: H6O4Z47N5WKW · pith_short_16: H6O4Z47N5WKWYFFL · pith_short_8: H6O4Z47N

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/H6O4Z47N5WKWYFFLXNMPC374RQ \
  | 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: 3f9dccf3eded956c14abbb58f16ffc8c280451735c3d4fd085d6a5966f58a054

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98c24bdf008e53aa5857a9d0cf4312d680f6d164ee635dc9591e0cb998303562",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-02-13T12:48:31Z",
    "title_canon_sha256": "1681e387e5917605fa4f199e510fe656b3cd36894b1c3136007ff4a4244982b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03965",
    "kind": "arxiv",
    "version": 1
  }
}