Pith Number

pith:YOY7V5SW

pith:2016:YOY7V5SWRZI6LESQXXGZFIIVCC

not attested not anchored not stored refs pending

A Parameterized Algorithm for Bounded-Degree Vertex Deletion

Mingyu Xiao

arxiv:1601.00163 v2 · 2016-01-02 · 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{YOY7V5SWRZI6LESQXXGZFIIVCC}

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	2026-05-18T01:08:26.045595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3b1faf6568e51e59250bdcd92a11510a02321253d168d52b1a63939560921c3

Aliases

arxiv: 1601.00163 · arxiv_version: 1601.00163v2 · doi: 10.48550/arxiv.1601.00163 · pith_short_12: YOY7V5SWRZI6 · pith_short_16: YOY7V5SWRZI6LESQ · pith_short_8: YOY7V5SW

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/YOY7V5SWRZI6LESQXXGZFIIVCC \
  | 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: c3b1faf6568e51e59250bdcd92a11510a02321253d168d52b1a63939560921c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eaeba6f84a068319d75b02b307bb92618a793e5ee1f081cd8e880ec0c9cce4d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-01-02T11:09:23Z",
    "title_canon_sha256": "4ab635cf0045c9df42f50bb0563b3ba9595a9bff0da8d8f1753f6c7087959360"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.00163",
    "kind": "arxiv",
    "version": 2
  }
}