Pith Number

pith:OUOHCXOW

pith:2026:OUOHCXOWAPKB7SIAIOHY3XAMQZ

not attested not anchored not stored refs pending

Controllable and Content-Based Recommendations

Cem Subakan, Emiliano Penaloza, F{\i}rat \"Oncel, Jihoon Jeong, Laurent Charlin, Mirco Ravanelli

arxiv:2607.20938 v1 · 2026-07-23 · 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{OUOHCXOWAPKB7SIAIOHY3XAMQZ}

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	2026-07-24T01:23:41.791122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

751c715dd603d41fc900438f8ddc0c865dd2dc4e1d0edcff128fb384831c00f7

Aliases

arxiv: 2607.20938 · arxiv_version: 2607.20938v1 · doi: 10.48550/arxiv.2607.20938 · pith_short_12: OUOHCXOWAPKB · pith_short_16: OUOHCXOWAPKB7SIA · pith_short_8: OUOHCXOW

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/OUOHCXOWAPKB7SIAIOHY3XAMQZ \
  | 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: 751c715dd603d41fc900438f8ddc0c865dd2dc4e1d0edcff128fb384831c00f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "187aa03592df45b0bc21a1d67f34d374e36570c7539ec166d73468f95abd6767",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-07-23T05:31:40Z",
    "title_canon_sha256": "ddb375e5405d65c03de5087d11d7df36224adba88f5d7506a01955216ca08e37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.20938",
    "kind": "arxiv",
    "version": 1
  }
}