Pith Number

pith:M6GS6VBF

pith:2021:M6GS6VBF7UOTUQCQUWXZS3F2YH

not attested not anchored not stored refs pending

Two-phase approaches to optimal model-based design of experiments: how many experiments and which ones?

Charlie Vanaret, Gleb Karpov, Gleb Ryzhakov, Ivan Oseledets, Jan Schwientek, Michael Bortz, Norbert Asprion, Philipp Seufert

arxiv:2101.09219 v1 · 2021-01-22 · 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{M6GS6VBF7UOTUQCQUWXZS3F2YH}

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	2026-07-05T02:08:55.260163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

678d2f5425fd1d3a4050a5af996cbac1d740ad0ab4ec4495a45df8ea443a5ee8

Aliases

arxiv: 2101.09219 · arxiv_version: 2101.09219v1 · doi: 10.48550/arxiv.2101.09219 · pith_short_12: M6GS6VBF7UOT · pith_short_16: M6GS6VBF7UOTUQCQ · pith_short_8: M6GS6VBF

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/M6GS6VBF7UOTUQCQUWXZS3F2YH \
  | 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: 678d2f5425fd1d3a4050a5af996cbac1d740ad0ab4ec4495a45df8ea443a5ee8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85c75d3b2445b170fba79aad3d357853b02d64e8bce0bc4288e4428d58b9fa15",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2021-01-22T17:07:11Z",
    "title_canon_sha256": "3af2dc51b294c81cb6f1b98ad68af2ab2940310a77a8183d17e08c212301ed29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.09219",
    "kind": "arxiv",
    "version": 1
  }
}