Pith Number

pith:ZUO5NWWP

pith:2021:ZUO5NWWPNS6ZZEEMHCWFGDKJOG

not attested not anchored not stored refs pending

Recommendation System Simulations: A Discussion of Two Key Challenges

Allison J.B. Chaney

arxiv:2109.02475 v1 · 2021-08-25 · cs.IR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZUO5NWWPNS6ZZEEMHCWFGDKJOG}

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

Joint Effects of Recommender Systems and Network Structure on the Visibility of Content and Creators

Receipt and verification

First computed	2026-07-05T03:11:42.599027Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd1dd6dacf6cbd9c908c38ac530d4971af7619e5f4a6c34b422ab8b2bf8a06de

Aliases

arxiv: 2109.02475 · arxiv_version: 2109.02475v1 · doi: 10.48550/arxiv.2109.02475 · pith_short_12: ZUO5NWWPNS6Z · pith_short_16: ZUO5NWWPNS6ZZEEM · pith_short_8: ZUO5NWWP

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/ZUO5NWWPNS6ZZEEMHCWFGDKJOG \
  | 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: cd1dd6dacf6cbd9c908c38ac530d4971af7619e5f4a6c34b422ab8b2bf8a06de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e22603da396d7dd94bfe31d220595c06017572690a66464c1e5fb1e59997a377",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2021-08-25T15:11:38Z",
    "title_canon_sha256": "6666b44ea87ed4ffefd16669290da1e4a389a80c8dd087b70fd5cbc94ee8f618"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.02475",
    "kind": "arxiv",
    "version": 1
  }
}