Pith Number

pith:Z3C67QRC

pith:2010:Z3C67QRCOOKJ5Q6FBX6ZHALLRN

not attested not anchored not stored refs pending

Using Evolution Strategy with Meta-models for Well Placement Optimization

Anne Auger (INRIA Saclay - Ile de France), Didier Yu Ding (IFP), INRIA Saclay - Ile de France), Zyed Bouzarkouna (IFP

arxiv:1011.5481 v1 · 2010-11-24 · cs.CE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z3C67QRCOOKJ5Q6FBX6ZHALLRN}

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	2026-05-18T04:34:47.219109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cec5efc22273949ec3c50dfd93816b8b421ab0e693b8e759213bdbe06b6af0c6

Aliases

arxiv: 1011.5481 · arxiv_version: 1011.5481v1 · doi: 10.48550/arxiv.1011.5481 · pith_short_12: Z3C67QRCOOKJ · pith_short_16: Z3C67QRCOOKJ5Q6F · pith_short_8: Z3C67QRC

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/Z3C67QRCOOKJ5Q6FBX6ZHALLRN \
  | 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: cec5efc22273949ec3c50dfd93816b8b421ab0e693b8e759213bdbe06b6af0c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "029751b482268a1772964e1714baa14f1ab2db5080407560155228cc0aa3acd7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2010-11-24T20:08:30Z",
    "title_canon_sha256": "4ea8757ee9f5ad378ea4b99992f552f3eb2d7015bf19aa449446dda150380da4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.5481",
    "kind": "arxiv",
    "version": 1
  }
}