Pith Number

pith:CS3LK5FD

pith:2026:CS3LK5FDPAST2LYK3N3LB36MBY

not attested not anchored not stored refs pending

Divide and Contrast: Learning Robust Temporal Features without Augmentation

Abdul-Kazeem Shamba, Gavin Taylor, Kerstin Bach

arxiv:2605.21241 v1 · 2026-05-20 · 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{CS3LK5FDPAST2LYK3N3LB36MBY}

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	2026-05-21T01:05:45.372475Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14b6b574a378253d2f0adb76b0efcc0e2f2071011e509b87552876a62023779e

Aliases

arxiv: 2605.21241 · arxiv_version: 2605.21241v1 · doi: 10.48550/arxiv.2605.21241 · pith_short_12: CS3LK5FDPAST · pith_short_16: CS3LK5FDPAST2LYK · pith_short_8: CS3LK5FD

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/CS3LK5FDPAST2LYK3N3LB36MBY \
  | 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: 14b6b574a378253d2f0adb76b0efcc0e2f2071011e509b87552876a62023779e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33536bcb78f05d0460013862432479bacbccc004d46f10d57daf11232e2ea972",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-20T14:31:44Z",
    "title_canon_sha256": "3ae8fbde70c1e513c77805b9c512b2c5828e95a0e1619e4214a383e330b988d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.21241",
    "kind": "arxiv",
    "version": 1
  }
}