Pith Number

pith:S5GLNJQJ

pith:2021:S5GLNJQJIPA6ESBIG3BIAYLJOL

not attested not anchored not stored refs pending

Optimization Helps Scheduling Nursing Staff at the Long-Term Care Homes of the City of Toronto

Manion Anderson, Merve Bodur, Scott Rathwell, Vahid Sarhangian

arxiv:2102.09461 v1 · 2021-02-17 · cs.CY · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S5GLNJQJIPA6ESBIG3BIAYLJOL}

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	2026-07-05T02:16:23.188321Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

974cb6a60943c1e2482836c280616972d0855842ffba2a5aa4a50b3800f5b9b3

Aliases

arxiv: 2102.09461 · arxiv_version: 2102.09461v1 · doi: 10.48550/arxiv.2102.09461 · pith_short_12: S5GLNJQJIPA6 · pith_short_16: S5GLNJQJIPA6ESBI · pith_short_8: S5GLNJQJ

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/S5GLNJQJIPA6ESBIG3BIAYLJOL \
  | 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: 974cb6a60943c1e2482836c280616972d0855842ffba2a5aa4a50b3800f5b9b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c34da850ff8b64dc1ddc7a5021e6b21b652125ead15085bb7f01532ee0418bf",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2021-02-17T00:10:35Z",
    "title_canon_sha256": "f92789d7752fe85b6d601ffd65978d1219e800caba928f758fe60315dcf427bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.09461",
    "kind": "arxiv",
    "version": 1
  }
}