Pith Number

pith:SDIIQ7WL

pith:2020:SDIIQ7WLAUB4N72V6JKKLF4HI7

not attested not anchored not stored refs pending

Neural Networked Assisted Tree Search for the Personnel Rostering Problem

Patrick De Causmaecker, Yajie Dou, Ziyi Chen

arxiv:2010.14252 v1 · 2020-10-24 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SDIIQ7WLAUB4N72V6JKKLF4HI7}

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	2026-07-05T01:46:33.148636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90d0887ecb0503c6ff55f254a5978747cc8b21e1d5f9e869510ce61c7daab0fd

Aliases

arxiv: 2010.14252 · arxiv_version: 2010.14252v1 · doi: 10.48550/arxiv.2010.14252 · pith_short_12: SDIIQ7WLAUB4 · pith_short_16: SDIIQ7WLAUB4N72V · pith_short_8: SDIIQ7WL

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/SDIIQ7WLAUB4N72V6JKKLF4HI7 \
  | 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: 90d0887ecb0503c6ff55f254a5978747cc8b21e1d5f9e869510ce61c7daab0fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bea3b451a3aa271ada6ba810bcb5612765c5f0af3f814a5e7fb41f96ee3d9ca9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2020-10-24T22:23:20Z",
    "title_canon_sha256": "b7f03fcc316988509199f8eae29dde16c35d9055fa56cfcf73eb432a8ac2c139"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.14252",
    "kind": "arxiv",
    "version": 1
  }
}