Pith Number

pith:EPJWYONZ

pith:2023:EPJWYONZGUGRYLTYW6JU45YECL

not attested not anchored not stored refs pending

A Study on Accuracy, Miscalibration, and Popularity Bias in Recommendations

Dominik Kowald, Elisabeth Lex, Gregor Mayr, Markus Schedl

arxiv:2303.00400 v1 · 2023-03-01 · cs.IR · cs.AI · 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{EPJWYONZGUGRYLTYW6JU45YECL}

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	2026-07-05T05:47:08.839200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23d36c39b9350d1c2e78b7934e770412e5099a0b3510e7afe888835c7286dc9f

Aliases

arxiv: 2303.00400 · arxiv_version: 2303.00400v1 · doi: 10.48550/arxiv.2303.00400 · pith_short_12: EPJWYONZGUGR · pith_short_16: EPJWYONZGUGRYLTY · pith_short_8: EPJWYONZ

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/EPJWYONZGUGRYLTYW6JU45YECL \
  | 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: 23d36c39b9350d1c2e78b7934e770412e5099a0b3510e7afe888835c7286dc9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10d51b5fa66c081ca623d02e3e460e3b5442353d87da3215aa3c6f8a4273162a",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2023-03-01T10:39:58Z",
    "title_canon_sha256": "9133eff2ebddd6f0058ad879e60316b4ea0bb9b0c045c748a954d3741ad82252"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.00400",
    "kind": "arxiv",
    "version": 1
  }
}