Pith Number

pith:V4ZAUS7R

pith:2010:V4ZAUS7RLLLGGJGULNZ6D6KT73

not attested not anchored not stored refs pending

Hitting forbidden minors: Approximation and Kernelization

Daniel Lokshtanov, Fedor V. Fomin, Geevarghese Philip, Neeldhara Misra, Saket Saurabh

arxiv:1010.1365 v1 · 2010-10-07 · cs.DS · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V4ZAUS7RLLLGGJGULNZ6D6KT73}

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	2026-05-18T04:39:41.300549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af320a4bf15ad66324d45b73e1f953fef932b4ca5a0cc857a7f87290ae89bbdc

Aliases

arxiv: 1010.1365 · arxiv_version: 1010.1365v1 · doi: 10.48550/arxiv.1010.1365 · pith_short_12: V4ZAUS7RLLLG · pith_short_16: V4ZAUS7RLLLGGJGU · pith_short_8: V4ZAUS7R

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/V4ZAUS7RLLLGGJGULNZ6D6KT73 \
  | 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: af320a4bf15ad66324d45b73e1f953fef932b4ca5a0cc857a7f87290ae89bbdc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce6ba815578d1e740bcbab2f5ff023a4843d3c883ba061c8a65e9536a7c4fc4d",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2010-10-07T08:20:45Z",
    "title_canon_sha256": "bfb07d834058162978e23e0bbe4001b01cf27668ff7a5adbaa99a3f102b120f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.1365",
    "kind": "arxiv",
    "version": 1
  }
}