Pith Number

pith:7U4AA6BS

pith:2016:7U4AA6BSQ52YH6RNWCJCXLPTQZ

not attested not anchored not stored refs pending

One-Shot Session Recommendation Systems with Combinatorial Items

Dotan Di Castro, Yahel David, Zohar Karnin

arxiv:1607.01381 v1 · 2016-07-05 · stat.ML · cs.AI · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7U4AA6BSQ52YH6RNWCJCXLPTQZ}

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	2026-05-18T01:11:27.938832Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd38007832877583fa2db0922badf3865a22760c03ab03110dc6e7282c712a24

Aliases

arxiv: 1607.01381 · arxiv_version: 1607.01381v1 · doi: 10.48550/arxiv.1607.01381 · pith_short_12: 7U4AA6BSQ52Y · pith_short_16: 7U4AA6BSQ52YH6RN · pith_short_8: 7U4AA6BS

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/7U4AA6BSQ52YH6RNWCJCXLPTQZ \
  | 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: fd38007832877583fa2db0922badf3865a22760c03ab03110dc6e7282c712a24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbb61fe937254a13bca0f6d44cb3f4eb8f762500eb6c30463cfb1cf08f21a250",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2016-07-05T19:40:56Z",
    "title_canon_sha256": "985fe365298b225c0db623aefbd40ce7c84f344e46fd2d8c15413d740222841c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.01381",
    "kind": "arxiv",
    "version": 1
  }
}