Pith Number

pith:2MJ4IXMM

pith:2022:2MJ4IXMMVQW776LDV53YUBOVH2

not attested not anchored not stored refs pending

Data Representativity for Machine Learning and AI Systems

Line H. Clemmensen, Rune D. Kj{\ae}rsgaard

arxiv:2203.04706 v2 · 2022-03-09 · stat.ML · cs.AI · 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{2MJ4IXMMVQW776LDV53YUBOVH2}

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.

Cited by

1 paper in Pith

A Prototypical Signature Approach for Writer-Independent Offline Signature Verification

Receipt and verification

First computed	2026-07-05T05:38:27.327426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d313c45d8cac2dfff963af778a05d53e93e717c9aa76703ea0d08c38a2c85bf5

Aliases

arxiv: 2203.04706 · arxiv_version: 2203.04706v2 · doi: 10.48550/arxiv.2203.04706 · pith_short_12: 2MJ4IXMMVQW7 · pith_short_16: 2MJ4IXMMVQW776LD · pith_short_8: 2MJ4IXMM

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/2MJ4IXMMVQW776LDV53YUBOVH2 \
  | 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: d313c45d8cac2dfff963af778a05d53e93e717c9aa76703ea0d08c38a2c85bf5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fedfd1f006eac7a1df0893bc5742a55f5705a53f582e3fcbffdb8b6d51d606e",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2022-03-09T13:34:52Z",
    "title_canon_sha256": "2e4900f388475232a99e6868ac4baa34a2f635b5bb4d160232add2d907cbabbe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.04706",
    "kind": "arxiv",
    "version": 2
  }
}