Pith Number

pith:WCUTAT5Q

pith:2021:WCUTAT5Q7JRY42DIUTPBFXOZNX

not attested not anchored not stored refs pending

The Value of Robust Assortment Optimization Under Ranking-based Choice Models

Bradley Sturt

arxiv:2112.05010 v4 · 2021-12-09 · 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{WCUTAT5Q7JRY42DIUTPBFXOZNX}

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	2026-07-05T07:49:27.995551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0a9304fb0fa638e6868a4de12ddd96dc3ee34c802b795f7defb705e33b71ee2

Aliases

arxiv: 2112.05010 · arxiv_version: 2112.05010v4 · doi: 10.48550/arxiv.2112.05010 · pith_short_12: WCUTAT5Q7JRY · pith_short_16: WCUTAT5Q7JRY42DI · pith_short_8: WCUTAT5Q

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/WCUTAT5Q7JRY42DIUTPBFXOZNX \
  | 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: b0a9304fb0fa638e6868a4de12ddd96dc3ee34c802b795f7defb705e33b71ee2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ec05d348476e22cee0bc5025bb9a38bf059ef0175886bb880234e712b0f1c3c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2021-12-09T16:08:23Z",
    "title_canon_sha256": "d74c5483718a731b4f462e1010b00ac0b0ae27c9b46de73516d90ae11946c14d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.05010",
    "kind": "arxiv",
    "version": 4
  }
}