Pith Number

pith:VSQIA6OO

pith:2013:VSQIA6OO5HZTZAHO6TR7LI4JSP

not attested not anchored not stored refs pending

Metrics for Multivariate Dictionaries

Jamal Atif, Quentin Barth\'elemy, Sylvain Chevallier

arxiv:1302.4242 v2 · 2013-02-18 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VSQIA6OO5HZTZAHO6TR7LI4JSP}

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	2026-07-05T02:14:07.442204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aca08079cee9f33c80eef4e3f5a38993d556f2d2bd5a2f4eeef6713630481e1d

Aliases

arxiv: 1302.4242 · arxiv_version: 1302.4242v2 · doi: 10.48550/arxiv.1302.4242 · pith_short_12: VSQIA6OO5HZT · pith_short_16: VSQIA6OO5HZTZAHO · pith_short_8: VSQIA6OO

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/VSQIA6OO5HZTZAHO6TR7LI4JSP \
  | 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: aca08079cee9f33c80eef4e3f5a38993d556f2d2bd5a2f4eeef6713630481e1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e928f32a2b5788ac5e24555ebb81564c80457c8883065081f4b8f9229910ff37",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-02-18T12:25:07Z",
    "title_canon_sha256": "f6363c3c29a6dec0e4a4e0884b026518cd3de3511b810272f0e69b6ce25a2389"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.4242",
    "kind": "arxiv",
    "version": 2
  }
}