Pith Number

pith:LH3KBKHF

pith:2017:LH3KBKHF5TKCYQK3TFQ72VHLIW

not attested not anchored not stored refs pending

Combinatorial Optimization by Decomposition on Hybrid CPU--non-CPU Solver Architectures

Ali Narimani, Arman Zaribafiyan, Seyed Saeed Changiz Rezaei

arxiv:1708.03439 v3 · 2017-08-11 · cs.ET · cs.DM · 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{LH3KBKHF5TKCYQK3TFQ72VHLIW}

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	2026-05-18T00:35:03.684419Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59f6a0a8e5ecd42c415b9961fd54eb4584d2b1a1b9c6eb6e87c7806075fda311

Aliases

arxiv: 1708.03439 · arxiv_version: 1708.03439v3 · doi: 10.48550/arxiv.1708.03439 · pith_short_12: LH3KBKHF5TKC · pith_short_16: LH3KBKHF5TKCYQK3 · pith_short_8: LH3KBKHF

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/LH3KBKHF5TKCYQK3TFQ72VHLIW \
  | 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: 59f6a0a8e5ecd42c415b9961fd54eb4584d2b1a1b9c6eb6e87c7806075fda311

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3de883c524b1649fac767450abaebf3657c7727976e6dd0316cf211011054cba",
    "cross_cats_sorted": [
      "cs.DM",
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.ET",
    "submitted_at": "2017-08-11T05:42:14Z",
    "title_canon_sha256": "33a8b707b6d146dcfce8a9a5aa4a4bc8269b72c5e24b6b2545e6c497f94eb8d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.03439",
    "kind": "arxiv",
    "version": 3
  }
}