Pith Number

pith:7DUN3VUD

pith:2016:7DUN3VUDPSJOFLQ2IA3FS4SRZJ

not attested not anchored not stored refs pending

Further Kernelization of Proper Interval Vertex Deletion: New Observations and Refined Analysis

Jianer Chen, Jianxin Wang, Wenjun Li, Yongjie Yang

arxiv:1606.01925 v3 · 2016-06-06 · 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{7DUN3VUDPSJOFLQ2IA3FS4SRZJ}

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	2026-05-18T00:56:46.021028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8e8ddd6837c92e2ae1a4036597251ca742cc7def613181594b74fd21bf4217a

Aliases

arxiv: 1606.01925 · arxiv_version: 1606.01925v3 · doi: 10.48550/arxiv.1606.01925 · pith_short_12: 7DUN3VUDPSJO · pith_short_16: 7DUN3VUDPSJOFLQ2 · pith_short_8: 7DUN3VUD

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/7DUN3VUDPSJOFLQ2IA3FS4SRZJ \
  | 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: f8e8ddd6837c92e2ae1a4036597251ca742cc7def613181594b74fd21bf4217a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7de030fb14dfc6ddabcf0157d8f7fb99c282621f6b0f99c5319e7c321e998991",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-06-06T20:15:42Z",
    "title_canon_sha256": "d30f0472cedfbbe4e801ab8ddfba9c0e8c26fbbeec86e48193dce0281921d494"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.01925",
    "kind": "arxiv",
    "version": 3
  }
}