Pith Number

pith:TE7PMSOV

pith:2016:TE7PMSOVAYQR56JGDOAY72WTPU

not attested not anchored not stored refs pending

Conversational Recommendation System with Unsupervised Learning

Roger Jin, Yi Zhang, Yueming Sun, Yunfei Chen

arxiv:1610.01546 v1 · 2016-09-22 · cs.CL · cs.IR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TE7PMSOVAYQR56JGDOAY72WTPU}

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	2026-05-18T01:03:06.915787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

993ef649d506211ef9261b818fead37d16a61079a00f5eb39242546507683b2d

Aliases

arxiv: 1610.01546 · arxiv_version: 1610.01546v1 · doi: 10.48550/arxiv.1610.01546 · pith_short_12: TE7PMSOVAYQR · pith_short_16: TE7PMSOVAYQR56JG · pith_short_8: TE7PMSOV

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/TE7PMSOVAYQR56JGDOAY72WTPU \
  | 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: 993ef649d506211ef9261b818fead37d16a61079a00f5eb39242546507683b2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ca1a21f071ba6a1273480cef9b0259e58cfb84b6f6936376e090cbda1000d83",
    "cross_cats_sorted": [
      "cs.IR",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2016-09-22T05:46:49Z",
    "title_canon_sha256": "9c74be9ca954750412c0bdd1b201a35c96302bf3f4e0af8b4b2ff60753e88baf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.01546",
    "kind": "arxiv",
    "version": 1
  }
}