Pith Number

pith:ULEYFHR5

pith:2018:ULEYFHR5Z6GXA7JVTCQD37OROB

not attested not anchored not stored refs pending

Categorical Aspects of Parameter Learning

Bart Jacobs

arxiv:1810.05814 v1 · 2018-10-13 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ULEYFHR5Z6GXA7JVTCQD37OROB}

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	2026-05-18T00:03:26.862024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2c9829e3dcf8d707d3598a03dfdd1704b40e31db25cd19a98f437be83b42845

Aliases

arxiv: 1810.05814 · arxiv_version: 1810.05814v1 · doi: 10.48550/arxiv.1810.05814 · pith_short_12: ULEYFHR5Z6GX · pith_short_16: ULEYFHR5Z6GXA7JV · pith_short_8: ULEYFHR5

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/ULEYFHR5Z6GXA7JVTCQD37OROB \
  | 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: a2c9829e3dcf8d707d3598a03dfdd1704b40e31db25cd19a98f437be83b42845

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a97bb3ea054a45c8963cb59889a18c89e498f1c6e3e75bcafb89792ecb20fe7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-10-13T07:50:04Z",
    "title_canon_sha256": "30cd3ed8ca1d70b3d136bd7f1908f3d9a51248371f6618ca35402086f19cffee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.05814",
    "kind": "arxiv",
    "version": 1
  }
}