Pith Number

pith:77ORDBRM

pith:2020:77ORDBRM4A5JMSPJPTLLBDF66Q

not attested not anchored not stored refs pending

The Next Big Thing(s) in Unsupervised Machine Learning: Five Lessons from Infant Learning

Lorijn Zaadnoordijk, Rhodri Cusack, Tarek R. Besold

arxiv:2009.08497 v1 · 2020-09-17 · cs.LG · cs.AI · cs.CV · 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{77ORDBRM4A5JMSPJPTLLBDF66Q}

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	2026-07-05T01:36:19.611973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ffdd11862ce03a9649e97cd6b08cbef40adb4b802084cc9c7af2f89556824f1e

Aliases

arxiv: 2009.08497 · arxiv_version: 2009.08497v1 · doi: 10.48550/arxiv.2009.08497 · pith_short_12: 77ORDBRM4A5J · pith_short_16: 77ORDBRM4A5JMSPJ · pith_short_8: 77ORDBRM

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/77ORDBRM4A5JMSPJPTLLBDF66Q \
  | 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: ffdd11862ce03a9649e97cd6b08cbef40adb4b802084cc9c7af2f89556824f1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "803a1c167dcc15ef10502b6138039cd500bdf112571e99d1e54e7293f1d0f763",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CV",
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-09-17T18:47:06Z",
    "title_canon_sha256": "b06ede98242c05ff1ffd3314e28c357b3ba472aa8e4bf0c12f3c6e6076a95b61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.08497",
    "kind": "arxiv",
    "version": 1
  }
}