Pith Number

pith:AFLVSNAY

pith:2020:AFLVSNAYVEISAQA4FHOIRKOJQK

not attested not anchored not stored refs pending

Supervised Quantile Normalization for Low-rank Matrix Approximation

Jean-Philippe Vert, Jonathan Niles-Weed, Marco Cuturi, Olivier Teboul

arxiv:2002.03229 v2 · 2020-02-08 · 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{AFLVSNAYVEISAQA4FHOIRKOJQK}

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	2026-07-05T01:16:12.709838Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0157593418a91120401c29dc88a9c9828a368e14f8a685f002152d78fe26892b

Aliases

arxiv: 2002.03229 · arxiv_version: 2002.03229v2 · doi: 10.48550/arxiv.2002.03229 · pith_short_12: AFLVSNAYVEIS · pith_short_16: AFLVSNAYVEISAQA4 · pith_short_8: AFLVSNAY

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/AFLVSNAYVEISAQA4FHOIRKOJQK \
  | 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: 0157593418a91120401c29dc88a9c9828a368e14f8a685f002152d78fe26892b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "657e83945fb2ca6601150b3b8057edbda589281ebbca6ca07ca3ed79975c0180",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-02-08T21:06:02Z",
    "title_canon_sha256": "a5c9d46c809e640119425ef40816d0282a68ef3bb2c941b6e8eb4db371c6a01b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.03229",
    "kind": "arxiv",
    "version": 2
  }
}