Pith Number

pith:ABW5LY2O

pith:2015:ABW5LY2OBJ7Q43DNMUCKY74S2Z

not attested not anchored not stored refs pending

Simultaneous Feedback Vertex Set: A Parameterized Perspective

Akanksha Agrawal, Amer E. Mouawad, Daniel Lokshtanov, Saket Saurabh

arxiv:1510.01557 v1 · 2015-10-06 · 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{ABW5LY2OBJ7Q43DNMUCKY74S2Z}

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	2026-05-18T01:30:56.623180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

006dd5e34e0a7f0e6c6d6504ac7f92d65c70b9a7acf8f04acb97c759605ab62e

Aliases

arxiv: 1510.01557 · arxiv_version: 1510.01557v1 · doi: 10.48550/arxiv.1510.01557 · pith_short_12: ABW5LY2OBJ7Q · pith_short_16: ABW5LY2OBJ7Q43DN · pith_short_8: ABW5LY2O

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/ABW5LY2OBJ7Q43DNMUCKY74S2Z \
  | 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: 006dd5e34e0a7f0e6c6d6504ac7f92d65c70b9a7acf8f04acb97c759605ab62e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28d8ac9be78f835a4937605cae0bfcbe5824d637a36c4dd21ccc8922f973fabb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-10-06T12:49:14Z",
    "title_canon_sha256": "661fa298321f0f6be42cdfcbcd63fb2a186e950227cec269947d85b77b4a2f12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.01557",
    "kind": "arxiv",
    "version": 1
  }
}