Pith Number

pith:ASB7ULVA

pith:2026:ASB7ULVAOASXQDRBEDXYT3QHFK

not attested not anchored not stored refs pending

EchoTrace: Diagnosing Recursive Risks in LLM-Powered Recommender Systems

Donguk Park, Dongwon Lee, Yeon-Chang Lee

arxiv:2602.07442 v2 · 2026-02-07 · cs.HC · 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{ASB7ULVAOASXQDRBEDXYT3QHFK}

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.

Cited by

1 paper in Pith

Attacking and Defending Multi-Agent Collaborative Filtering Systems Through Connectivity

Receipt and verification

First computed	2026-08-21T01:16:48.848257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0483fa2ea07025780e2120ef89ee072a8fcb44a1a293b60dfc742144fdc5cab9

Aliases

arxiv: 2602.07442 · arxiv_version: 2602.07442v2 · doi: 10.48550/arxiv.2602.07442 · pith_short_12: ASB7ULVAOASX · pith_short_16: ASB7ULVAOASXQDRB · pith_short_8: ASB7ULVA

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/ASB7ULVAOASXQDRBEDXYT3QHFK \
  | 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: 0483fa2ea07025780e2120ef89ee072a8fcb44a1a293b60dfc742144fdc5cab9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58328a0eaf08e8aa7b2ede439345a058b907ed5b38335ed6ea433de905809e05",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2026-02-07T08:45:08Z",
    "title_canon_sha256": "eda41d603d1e7005c2f843d866172024410a0bdc66fec0458259114450396ee2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.07442",
    "kind": "arxiv",
    "version": 2
  }
}