Pith Number

pith:4VQZ327C

pith:2022:4VQZ327CHF6BTFWKXMABHFFH53

not attested not anchored not stored refs pending

Improving Maximum Likelihood Difference Scaling method to measure inter content scale

Luk\'a\v{s} Krasula, Pastor Andr\'eas, Patrick Le Callet, Xiaoqing Zhu, Zhi Li

arxiv:2203.13186 v1 · 2022-02-25 · q-bio.NC · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4VQZ327CHF6BTFWKXMABHFFH53}

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	2026-07-05T04:08:21.606500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5619debe2397c1996cabb001394a7eec3c60d8fc8be7085f7dad238a9d87db4

Aliases

arxiv: 2203.13186 · arxiv_version: 2203.13186v1 · doi: 10.48550/arxiv.2203.13186 · pith_short_12: 4VQZ327CHF6B · pith_short_16: 4VQZ327CHF6BTFWK · pith_short_8: 4VQZ327C

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/4VQZ327CHF6BTFWKXMABHFFH53 \
  | 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: e5619debe2397c1996cabb001394a7eec3c60d8fc8be7085f7dad238a9d87db4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7410c22d3edd69ff4bfa188d1b1f6a48f68c3cd2e00369ff018e99787880f3ad",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2022-02-25T08:35:32Z",
    "title_canon_sha256": "a86d0f8a6e20a264ef5478a40e1f0761ae305a6b1157707b8f00ce1d42002d7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.13186",
    "kind": "arxiv",
    "version": 1
  }
}