Pith Number

pith:T63VTSE7

pith:2025:T63VTSE72SEZS4IBU3R6HWPNXY

not attested not anchored not stored refs pending

Active Learning of Computer Experiment with both Quantitative and Qualitative Inputs

Anita Shahrokhian, C. Devon Lin, Xinwei Deng

arxiv:2504.13441 v2 · 2025-04-18 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T63VTSE72SEZS4IBU3R6HWPNXY}

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	2026-07-05T10:54:46.798507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fb759c89fd489997101a6e3e3d9edbe37c0f48ebe96226179d770c5cf5b2b29

Aliases

arxiv: 2504.13441 · arxiv_version: 2504.13441v2 · doi: 10.48550/arxiv.2504.13441 · pith_short_12: T63VTSE72SEZ · pith_short_16: T63VTSE72SEZS4IB · pith_short_8: T63VTSE7

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/T63VTSE72SEZS4IBU3R6HWPNXY \
  | 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: 9fb759c89fd489997101a6e3e3d9edbe37c0f48ebe96226179d770c5cf5b2b29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ca3b6aabd0632d6326c52892eedb2ed5ceabdbed97ead5d93eca2077b8348e2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2025-04-18T03:46:50Z",
    "title_canon_sha256": "4b59b67b508d3cc9a770d714307ab1501c024a94147c8230dcdbc8955d7b8bf2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.13441",
    "kind": "arxiv",
    "version": 2
  }
}