Pith Number

pith:BL5EUR3G

pith:2017:BL5EUR3GHX62M33RUKWMBZLCHW

not attested not anchored not stored refs pending

Specification testing for regressions: an approach bridging between local smoothing and global smoothing methods

Lingzhu Li, Lixing Zhu

arxiv:1710.05263 v2 · 2017-10-15 · 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{BL5EUR3GHX62M33RUKWMBZLCHW}

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	2026-05-18T00:32:38.430399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0afa4a47663dfda66f71a2acc0e5623db39a2ff04fe81bacd5b04f9533d09554

Aliases

arxiv: 1710.05263 · arxiv_version: 1710.05263v2 · doi: 10.48550/arxiv.1710.05263 · pith_short_12: BL5EUR3GHX62 · pith_short_16: BL5EUR3GHX62M33R · pith_short_8: BL5EUR3G

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/BL5EUR3GHX62M33RUKWMBZLCHW \
  | 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: 0afa4a47663dfda66f71a2acc0e5623db39a2ff04fe81bacd5b04f9533d09554

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66b47c0d48ee24ecaa84321c248c37a8f4b102b38197e53d75f9e67527dfec41",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2017-10-15T02:17:47Z",
    "title_canon_sha256": "ad28f30e3f5a1d72ae71eab7d5160242716df8f63aab358e7bc79dade3e5721b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.05263",
    "kind": "arxiv",
    "version": 2
  }
}