Pith Number

pith:WEAN26JR

pith:2018:WEAN26JRYRGQMOBJIWX64U4H7O

not attested not anchored not stored refs pending

Automatic, Personalized, and Flexible Playlist Generation using Reinforcement Learning

Heng-Yu Chi, Shun-Yao Shih

arxiv:1809.04214 v1 · 2018-09-12 · cs.CL · cs.IR · cs.LG · cs.SD · eess.AS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WEAN26JRYRGQMOBJIWX64U4H7O}

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	2026-05-18T00:05:55.163546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b100dd7931c44d06382945afee5387fb9bd5532e40718775f4500ac4638835a5

Aliases

arxiv: 1809.04214 · arxiv_version: 1809.04214v1 · doi: 10.48550/arxiv.1809.04214 · pith_short_12: WEAN26JRYRGQ · pith_short_16: WEAN26JRYRGQMOBJ · pith_short_8: WEAN26JR

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/WEAN26JRYRGQMOBJIWX64U4H7O \
  | 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: b100dd7931c44d06382945afee5387fb9bd5532e40718775f4500ac4638835a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec13cf655eb7b7f87f526d3c82da3849ec6f12355a54a95af00edb97ab024b00",
    "cross_cats_sorted": [
      "cs.IR",
      "cs.LG",
      "cs.SD",
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-09-12T01:32:11Z",
    "title_canon_sha256": "df3b09363edb1d9c9084eba14303f6ab5500cdfd23c5667ec1e9a98774983ee5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.04214",
    "kind": "arxiv",
    "version": 1
  }
}