Pith Number

pith:SB2KH2CL

pith:2019:SB2KH2CL5WZ2IMMJAHVQPITGJZ

not attested not anchored not stored refs pending

A New k-Shortest Path Search Approach based on Graph Reduction

Hironobu Kitajima, Yasuo Yamane

arxiv:1908.06460 v1 · 2019-08-18 · 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{SB2KH2CL5WZ2IMMJAHVQPITGJZ}

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	2026-07-04T23:58:15.968511Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9074a3e84bedb3a4318901eb07a2664e633d71056e80cad4ba79c557bd4d39d8

Aliases

arxiv: 1908.06460 · arxiv_version: 1908.06460v1 · doi: 10.48550/arxiv.1908.06460 · pith_short_12: SB2KH2CL5WZ2 · pith_short_16: SB2KH2CL5WZ2IMMJ · pith_short_8: SB2KH2CL

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/SB2KH2CL5WZ2IMMJAHVQPITGJZ \
  | 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: 9074a3e84bedb3a4318901eb07a2664e633d71056e80cad4ba79c557bd4d39d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63a9ddc05bf77bc042ff7b092252c34b025acaa2ab27492681d759df197cb86e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-08-18T15:15:38Z",
    "title_canon_sha256": "aab1bb05bba46a375c30bbcd474ebcfdf3a2b7913210472d2169aa94eecb9070"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.06460",
    "kind": "arxiv",
    "version": 1
  }
}