Pith Number

pith:B6HPML4I

pith:2025:B6HPML4IL44N6CWM27SHMTQRL7

not attested not anchored not stored refs pending

A Text-Based Recommender System that Leverages Explicit Affective State Preferences

Razvan Bunescu, Tonmoy Hasan

arxiv:2505.20190 v2 · 2025-05-26 · cs.IR · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B6HPML4IL44N6CWM27SHMTQRL7}

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	2026-07-05T11:57:20.493965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f8ef62f885f38df0accd7e4764e115fcc68adcbeed1b243df4348720f2fbc9d

Aliases

arxiv: 2505.20190 · arxiv_version: 2505.20190v2 · doi: 10.48550/arxiv.2505.20190 · pith_short_12: B6HPML4IL44N · pith_short_16: B6HPML4IL44N6CWM · pith_short_8: B6HPML4I

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/B6HPML4IL44N6CWM27SHMTQRL7 \
  | 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: 0f8ef62f885f38df0accd7e4764e115fcc68adcbeed1b243df4348720f2fbc9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42f75ac76aab50006647ac1f52440b7041ef54c90a21bdbe10a3b58c0558c356",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-05-26T16:33:14Z",
    "title_canon_sha256": "6d49e97019f7c2698ad1cd962b15ffa6b52444a4086946e98fc39df9c440009c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.20190",
    "kind": "arxiv",
    "version": 2
  }
}