Pith Number

pith:5FQRRLS3

pith:2022:5FQRRLS3GMSTECEP6CYSDK7DFF

not attested not anchored not stored refs pending

SOM-CPC: Unsupervised Contrastive Learning with Self-Organizing Maps for Structured Representations of High-Rate Time Series

Arthur A. Nijdam, Iris A.M. Huijben, Merel M. van Gilst, Ruud J.G. van Sloun, Sebastiaan Overeem

arxiv:2205.15875 v2 · 2022-05-31 · cs.LG · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5FQRRLS3GMSTECEP6CYSDK7DFF}

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	2026-07-05T06:13:52.280340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e96118ae5b332532088ff0b121abe3297d866e230c60c0ffdabde64ab5381dea

Aliases

arxiv: 2205.15875 · arxiv_version: 2205.15875v2 · doi: 10.48550/arxiv.2205.15875 · pith_short_12: 5FQRRLS3GMST · pith_short_16: 5FQRRLS3GMSTECEP · pith_short_8: 5FQRRLS3

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/5FQRRLS3GMSTECEP6CYSDK7DFF \
  | 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: e96118ae5b332532088ff0b121abe3297d866e230c60c0ffdabde64ab5381dea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27e8fd18f6a0bc684d7b9d209bc734c1368f125a5e7a0b20aedfb89f8d04df0f",
    "cross_cats_sorted": [
      "cs.NE"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-05-31T15:21:21Z",
    "title_canon_sha256": "91cb14daf6be3ce4404b9baf9a44e40e35378baaa4ecd6a1ca0afde9da8c9bdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.15875",
    "kind": "arxiv",
    "version": 2
  }
}