Pith Number

pith:ETDQLZBM

pith:2013:ETDQLZBMBQPTN7T7IESPVXXGYQ

not attested not anchored not stored refs pending

Calibration and improved prediction of computer models by universal Kriging

Fran\c{c}ois Bachoc, Guillaume Bois, Jean-Marc Martinez, Josselin Garnier

arxiv:1301.4114 v2 · 2013-01-17 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ETDQLZBMBQPTN7T7IESPVXXGYQ}

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	2026-05-18T03:32:31.181976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24c705e42c0c1f36fe7f4124fadee6c411b22552a085611a7c6dd5cce664a0d7

Aliases

arxiv: 1301.4114 · arxiv_version: 1301.4114v2 · doi: 10.48550/arxiv.1301.4114 · pith_short_12: ETDQLZBMBQPT · pith_short_16: ETDQLZBMBQPTN7T7 · pith_short_8: ETDQLZBM

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/ETDQLZBMBQPTN7T7IESPVXXGYQ \
  | 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: 24c705e42c0c1f36fe7f4124fadee6c411b22552a085611a7c6dd5cce664a0d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75c2a79761ccde1034c20274cbac96dd6a0fe20ecd4af63d25f01f5a32591ec4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2013-01-17T15:12:37Z",
    "title_canon_sha256": "98ede38d0af4960a14d061b1afedb6d9813d5f684afc9fb71ed991dba34971ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.4114",
    "kind": "arxiv",
    "version": 2
  }
}