Pith Number

pith:UGVSKE5M

pith:2016:UGVSKE5MPWXNITJZ7ORZ3Q7OEK

not attested not anchored not stored refs pending

Cost-sensitive Learning for Utility Optimization in Online Advertising Auctions

Damien Lefortier, Flavian Vasile, Olivier Chapelle

arxiv:1603.03713 v3 · 2016-03-11 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UGVSKE5MPWXNITJZ7ORZ3Q7OEK}

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	2026-05-18T00:40:28.883749Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1ab2513ac7daed44d39fba39dc3ee2288fc58cd8c865e357c1416e330509d7f

Aliases

arxiv: 1603.03713 · arxiv_version: 1603.03713v3 · doi: 10.48550/arxiv.1603.03713 · pith_short_12: UGVSKE5MPWXN · pith_short_16: UGVSKE5MPWXNITJZ · pith_short_8: UGVSKE5M

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/UGVSKE5MPWXNITJZ7ORZ3Q7OEK \
  | 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: a1ab2513ac7daed44d39fba39dc3ee2288fc58cd8c865e357c1416e330509d7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3fe88b23c9da3feac36d89320614ceef95ea324f3cf3b174e90d76455907bd0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-03-11T18:21:55Z",
    "title_canon_sha256": "d6036e23db41a20c4bc29192e78b6ae4682cda26260fd710e77de9bc1a0ac8ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.03713",
    "kind": "arxiv",
    "version": 3
  }
}