Pith Number

pith:ACB3B5IS

pith:2019:ACB3B5ISNM63F3JCY6OSZM2SKU

not attested not anchored not stored refs pending

Lifelong Learning with a Changing Action Set

Chris Nota, Georgios Theocharous, Philip S. Thomas, Yash Chandak

arxiv:1906.01770 v3 · 2019-06-05 · 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{ACB3B5ISNM63F3JCY6OSZM2SKU}

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	2026-07-05T01:01:35.088652Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0083b0f5126b3db2ed22c79d2cb352552ec0531472cd9220a59d87658a03365d

Aliases

arxiv: 1906.01770 · arxiv_version: 1906.01770v3 · doi: 10.48550/arxiv.1906.01770 · pith_short_12: ACB3B5ISNM63 · pith_short_16: ACB3B5ISNM63F3JC · pith_short_8: ACB3B5IS

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/ACB3B5ISNM63F3JCY6OSZM2SKU \
  | 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: 0083b0f5126b3db2ed22c79d2cb352552ec0531472cd9220a59d87658a03365d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17902135e563d9ea769df9c30b378b0bd57f8af181835404e1569b15a41e2beb",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-06-05T00:59:25Z",
    "title_canon_sha256": "2d302db1b13a39133ea5ce1e379cf7d3cc97fdb566aaf6b4e6e193dd43e70be9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.01770",
    "kind": "arxiv",
    "version": 3
  }
}