Pith Number

pith:PJMP7J6J

pith:2023:PJMP7J6JPBXDRPJBVYYXVEGIRA

not attested not anchored not stored refs pending

FPT Approximation and Subexponential Algorithms for Covering Few or Many Edges

Fedor V. Fomin, Petr A. Golovach, Tanmay Inamdar, Tomohiro Koana

arxiv:2308.15546 v1 · 2023-08-29 · 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{PJMP7J6JPBXDRPJBVYYXVEGIRA}

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	2026-07-05T06:46:09.028453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a58ffa7c9786e38bd21ae317a90c888115dfd6a242838b804fcbb3f76ea60cc

Aliases

arxiv: 2308.15546 · arxiv_version: 2308.15546v1 · doi: 10.48550/arxiv.2308.15546 · pith_short_12: PJMP7J6JPBXD · pith_short_16: PJMP7J6JPBXDRPJB · pith_short_8: PJMP7J6J

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/PJMP7J6JPBXDRPJBVYYXVEGIRA \
  | 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: 7a58ffa7c9786e38bd21ae317a90c888115dfd6a242838b804fcbb3f76ea60cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c0f370764b44188f8a4512e33e4784d6d557ac26522559130637e9ddf645f39",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2023-08-29T18:11:03Z",
    "title_canon_sha256": "9ec5180b2ae985b86c53568028d219b41d7a42d76fdb1c5f63e8e3e5e8620f48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.15546",
    "kind": "arxiv",
    "version": 1
  }
}