Pith Number

pith:6APLJKTU

pith:2018:6APLJKTUMAI6MVCAZBADS673OX

not attested not anchored not stored refs pending

A quasi linear-time b-Matching algorithm on distance-hereditary graphs and bounded split-width graphs

Alexandru Popa, Guillaume Ducoffe

arxiv:1804.09393 v1 · 2018-04-25 · 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{6APLJKTUMAI6MVCAZBADS673OX}

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	2026-05-18T00:17:31.962926Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f01eb4aa746011e65440c840397bfb75e95241482511f733f7c9e303b152810b

Aliases

arxiv: 1804.09393 · arxiv_version: 1804.09393v1 · doi: 10.48550/arxiv.1804.09393 · pith_short_12: 6APLJKTUMAI6 · pith_short_16: 6APLJKTUMAI6MVCA · pith_short_8: 6APLJKTU

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/6APLJKTUMAI6MVCAZBADS673OX \
  | 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: f01eb4aa746011e65440c840397bfb75e95241482511f733f7c9e303b152810b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "141e38937d1a99385dff758c18261ca0c23016958e26f9a602344915cfffef4d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-04-25T07:15:29Z",
    "title_canon_sha256": "ade8da8d0ea67983c1ac4e7ae8129beeaefd3e83eb57ab8bf4310a28ade7eb73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.09393",
    "kind": "arxiv",
    "version": 1
  }
}