Pith Number

pith:RZZCDUOP

pith:2015:RZZCDUOPQJRTB6KZ5HSROJJBV2

not attested not anchored not stored refs pending

A parallel algorithm for the constrained shortest path problem on lattice graphs

Ivan Matic

arxiv:1511.06441 v2 · 2015-11-19 · math.OC · 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{RZZCDUOPQJRTB6KZ5HSROJJBV2}

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	2026-05-18T00:28:07.430807Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e7221d1cf826330f959e9e5172521ae8b2ea0342a54f84d8742d06b30334cf0

Aliases

arxiv: 1511.06441 · arxiv_version: 1511.06441v2 · doi: 10.48550/arxiv.1511.06441 · pith_short_12: RZZCDUOPQJRT · pith_short_16: RZZCDUOPQJRTB6KZ · pith_short_8: RZZCDUOP

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/RZZCDUOPQJRTB6KZ5HSROJJBV2 \
  | 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: 8e7221d1cf826330f959e9e5172521ae8b2ea0342a54f84d8742d06b30334cf0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01bb8e4426dc179e70c0032e87730697db66108121a80161d6d38333ed65b39c",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-11-19T23:06:12Z",
    "title_canon_sha256": "ecae98d30868e9394f99f27c9a559bff975ec532eb5f825186ee33eee1044d23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.06441",
    "kind": "arxiv",
    "version": 2
  }
}