Pith Number

pith:43DOWNV7

pith:2025:43DOWNV7OT7XMSVSKTABPXJQWE

not attested not anchored not stored refs pending

A Diverse and Effective Retrieval-Based Debt Collection System with Expert Knowledge

Guoqing Sun, Haifeng Tang, Jiaming Luo, Kenny Q. Zhu, Kunyao Lan, Mengchen Zhu, Mengyue Wu, Weiyi Luo

arxiv:2504.06273 v1 · 2025-03-03 · cs.IR · cs.AI · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{43DOWNV7OT7XMSVSKTABPXJQWE}

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	2026-07-05T10:46:24.261596Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6c6eb36bf74ff764ab254c017dd30b129e985d5ba173e476dff32adf5ecbcb7

Aliases

arxiv: 2504.06273 · arxiv_version: 2504.06273v1 · doi: 10.48550/arxiv.2504.06273 · pith_short_12: 43DOWNV7OT7X · pith_short_16: 43DOWNV7OT7XMSVS · pith_short_8: 43DOWNV7

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/43DOWNV7OT7XMSVSKTABPXJQWE \
  | 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: e6c6eb36bf74ff764ab254c017dd30b129e985d5ba173e476dff32adf5ecbcb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca4ff671662bd2181f3695f83accd2b5b037e907b311b402cef3ce22ece983de",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-03-03T08:56:54Z",
    "title_canon_sha256": "970107bdb1dc6f6278647412bc4401eb9270731b900c612514ffd1c30a43e16d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.06273",
    "kind": "arxiv",
    "version": 1
  }
}