Pith Number

pith:PWRVU3CP

pith:2015:PWRVU3CP3I5THUQFNZAFIUFSMW

not attested not anchored not stored refs pending

Algorithm Portfolios for Noisy Optimization

Jialin Liu (TAO, LRI), Marie-Liesse Cauwet (TAO, Olivier Teytaud (TAO, Rozi\`ere Baptiste (TAO

arxiv:1511.01277 v1 · 2015-11-04 · 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{PWRVU3CP3I5THUQFNZAFIUFSMW}

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	2026-05-18T01:27:47.619583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7da35a6c4fda3b33d2056e405450b2658c9eebf0d8b3ec70da7cd2fceae6f481

Aliases

arxiv: 1511.01277 · arxiv_version: 1511.01277v1 · doi: 10.48550/arxiv.1511.01277 · pith_short_12: PWRVU3CP3I5T · pith_short_16: PWRVU3CP3I5THUQF · pith_short_8: PWRVU3CP

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/PWRVU3CP3I5THUQFNZAFIUFSMW \
  | 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: 7da35a6c4fda3b33d2056e405450b2658c9eebf0d8b3ec70da7cd2fceae6f481

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36254891b1fcd721fdf210b3f389d9349db8f0b10b287e0a1e0e295973edfa48",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-11-04T10:44:11Z",
    "title_canon_sha256": "d2d5f7864a10865d05c2b71967c612a29be97eaa352f58f01e1be819ee08833a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.01277",
    "kind": "arxiv",
    "version": 1
  }
}