Pith Number

pith:ECKOID2B

pith:2021:ECKOID2B22ZGXZRAOIQODKOQCO

not attested not anchored not stored refs pending

SubTab: Subsetting Features of Tabular Data for Self-Supervised Representation Learning

Ehsan Hajiramezanali, Lindsay Edwards, Talip Ucar

arxiv:2110.04361 v2 · 2021-10-08 · 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{ECKOID2B22ZGXZRAOIQODKOQCO}

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	2026-07-05T03:26:21.016724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2094e40f41d6b26be6207220e1a9d013974ef5b5e11958adaadc086d5da3b7bd

Aliases

arxiv: 2110.04361 · arxiv_version: 2110.04361v2 · doi: 10.48550/arxiv.2110.04361 · pith_short_12: ECKOID2B22ZG · pith_short_16: ECKOID2B22ZGXZRA · pith_short_8: ECKOID2B

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/ECKOID2B22ZGXZRAOIQODKOQCO \
  | 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: 2094e40f41d6b26be6207220e1a9d013974ef5b5e11958adaadc086d5da3b7bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dde054ad1557f2a6662362aa219a01e08e967d177b8fd2bf4bd4c758449048de",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-10-08T20:11:09Z",
    "title_canon_sha256": "5acdcb271c9228d2303b3863f555cebb4c09ba5e5b55dc48639e85f38be51e23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.04361",
    "kind": "arxiv",
    "version": 2
  }
}