Pith Number

pith:IHILKK43

pith:2026:IHILKK43DO73XCYHAUYHADOBAR

not attested not anchored not stored refs pending

Melo: A Production LLM-Powered Music Recommendation Agent

Chuanjiang Luo, Da Guo, Dongjing Wang, Fanghui Bi, Qiang Xiao, Shijia Wang, Weisheng Li

arxiv:2607.23718 v1 · 2026-07-26 · 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{IHILKK43DO73XCYHAUYHADOBAR}

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	2026-07-28T01:23:07.434359Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41d0b52b9b1bbfbb8b070530700dc1046dfcf07b93330c271c7414cf165f391e

Aliases

arxiv: 2607.23718 · arxiv_version: 2607.23718v1 · doi: 10.48550/arxiv.2607.23718 · pith_short_12: IHILKK43DO73 · pith_short_16: IHILKK43DO73XCYH · pith_short_8: IHILKK43

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/IHILKK43DO73XCYHAUYHADOBAR \
  | 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: 41d0b52b9b1bbfbb8b070530700dc1046dfcf07b93330c271c7414cf165f391e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b32658246dd0ead839dbaf578955458eef1cd313ee10e2e95646089614e10bf",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-07-26T15:30:48Z",
    "title_canon_sha256": "a398963093e8f111b9e4832f3792278b17048cd251f3247b18a2afc983e74237"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.23718",
    "kind": "arxiv",
    "version": 1
  }
}