Pith Number

pith:LETZ5NKV

pith:2018:LETZ5NKVTYACD6FPMD3MKRVEBM

not attested not anchored not stored refs pending

Parameterized Complexity of Diameter

Andr\'e Nichterlein, Matthias Bentert

arxiv:1802.10048 v3 · 2018-02-27 · 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{LETZ5NKVTYACD6FPMD3MKRVEBM}

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	2026-07-05T02:00:40.717680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59279eb5559e0021f8af60f6c546a40b0a95aee322ec14e176c7dbe4993b899c

Aliases

arxiv: 1802.10048 · arxiv_version: 1802.10048v3 · doi: 10.48550/arxiv.1802.10048 · pith_short_12: LETZ5NKVTYAC · pith_short_16: LETZ5NKVTYACD6FP · pith_short_8: LETZ5NKV

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/LETZ5NKVTYACD6FPMD3MKRVEBM \
  | 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: 59279eb5559e0021f8af60f6c546a40b0a95aee322ec14e176c7dbe4993b899c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbe800974b1e5bb24ac268d273fff52a686c9f174dd5d29f65b8fc04058fb0db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-02-27T17:53:27Z",
    "title_canon_sha256": "805f4255f14d394b252bc61b5ab1c63ac408d50c6826a4f5fc5cc92bcfc1a3e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.10048",
    "kind": "arxiv",
    "version": 3
  }
}