Pith Number

pith:VZTHBC6P

pith:2016:VZTHBC6P7FDDRKY26COY7LTDFY

not attested not anchored not stored refs pending

Hybrid Ant Colony Optimization in solving Multi-Skill Resource-Constrained Project Scheduling Problem

Krzysztof O\'sliz{\l}o, {\L}ukasz P. Olech, Marek E. Skowro\'nski, Pawe{\l} B. Myszkowski

arxiv:1603.08538 v2 · 2016-03-28 · cs.NE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VZTHBC6P7FDDRKY26COY7LTDFY}

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	2026-05-18T01:17:58.947726Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae66708bcff94638ab1af09d8fae632e05a21070bda111eb5d698de7011c39c0

Aliases

arxiv: 1603.08538 · arxiv_version: 1603.08538v2 · doi: 10.48550/arxiv.1603.08538 · pith_short_12: VZTHBC6P7FDD · pith_short_16: VZTHBC6P7FDDRKY2 · pith_short_8: VZTHBC6P

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/VZTHBC6P7FDDRKY26COY7LTDFY \
  | 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: ae66708bcff94638ab1af09d8fae632e05a21070bda111eb5d698de7011c39c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ea8a5e625f53e0a17a94b9b4230b4bf1c7d541a61df325c053131322ee9c54e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2016-03-28T20:15:53Z",
    "title_canon_sha256": "20ef9ddb2e17422b2d9dde27aeed84779035ebc793cb6d47b0097b5560d34896"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.08538",
    "kind": "arxiv",
    "version": 2
  }
}