Pith Number

pith:DZAWEQDW

pith:2015:DZAWEQDWVJAEMI44YZEB3UO2EZ

not attested not anchored not stored refs pending

Revealed Preference at Scale: Learning Personalized Preferences from Assortment Choices

Madeleine Udell, Nathan Kallus

arxiv:1509.05113 v2 · 2015-09-17 · stat.ML · cs.LG · 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{DZAWEQDWVJAEMI44YZEB3UO2EZ}

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	2026-05-18T01:12:43.406547Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e41624076aa4046239cc6481dd1da265d5db42c870a60d272df2a397a0b7a56

Aliases

arxiv: 1509.05113 · arxiv_version: 1509.05113v2 · doi: 10.48550/arxiv.1509.05113 · pith_short_12: DZAWEQDWVJAE · pith_short_16: DZAWEQDWVJAEMI44 · pith_short_8: DZAWEQDW

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/DZAWEQDWVJAEMI44YZEB3UO2EZ \
  | 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: 1e41624076aa4046239cc6481dd1da265d5db42c870a60d272df2a397a0b7a56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "270bbfe5966c50417b01e48e4e8c10c8da9808dc86c86f110a49594def915d6b",
    "cross_cats_sorted": [
      "cs.LG",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2015-09-17T03:37:38Z",
    "title_canon_sha256": "0dd262505ea595ecefb8db61f2fc004f9a40fb3c1f1eec71126af385e6a4f82f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.05113",
    "kind": "arxiv",
    "version": 2
  }
}