Pith Number

pith:AIMZR5MK

pith:2025:AIMZR5MKH4Q2Y7OLR4D5BTLKWP

not attested not anchored not stored refs pending

Post-hoc Popularity Bias Correction in GNN-based Collaborative Filtering

Elena Zheleva, Md Aminul Islam, Ren Wang

arxiv:2510.12959 v2 · 2025-10-14 · 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{AIMZR5MKH4Q2Y7OLR4D5BTLKWP}

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	2026-06-26T01:15:46.513852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

021998f58a3f21ac7dcb8f07d0cd6ab3e196f12f839ad9218b04e814a0c8172e

Aliases

arxiv: 2510.12959 · arxiv_version: 2510.12959v2 · doi: 10.48550/arxiv.2510.12959 · pith_short_12: AIMZR5MKH4Q2 · pith_short_16: AIMZR5MKH4Q2Y7OL · pith_short_8: AIMZR5MK

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/AIMZR5MKH4Q2Y7OLR4D5BTLKWP \
  | 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: 021998f58a3f21ac7dcb8f07d0cd6ab3e196f12f839ad9218b04e814a0c8172e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "941f8322297bb54c670c96d702be582691f85737c194544795091e8558aac7e8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-10-14T20:10:08Z",
    "title_canon_sha256": "e18ecd642ba4c7dc6ceec02d356ac27247c3f065145da4bb00c343da488fb799"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2510.12959",
    "kind": "arxiv",
    "version": 2
  }
}