Pith Number

pith:F5QMEYZW

pith:2021:F5QMEYZWDD7VVIAXTHY7OEQ74U

not attested not anchored not stored refs pending

Elliot: a Comprehensive and Rigorous Framework for Reproducible Recommender Systems Evaluation

Alejandro Bellog\'in, Antonio Ferrara, Claudio Pomo, Daniele Malitesta, Felice Antonio Merra, Francesco Maria Donini, Tommaso Di Noia, Vito Walter Anelli

arxiv:2103.02590 v2 · 2021-03-03 · 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{F5QMEYZWDD7VVIAXTHY7OEQ74U}

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	2026-07-05T03:01:35.448277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f60c2633618ff5aa01799f1f7121fe52409e069a3f01703f6011cbcaf873396

Aliases

arxiv: 2103.02590 · arxiv_version: 2103.02590v2 · doi: 10.48550/arxiv.2103.02590 · pith_short_12: F5QMEYZWDD7V · pith_short_16: F5QMEYZWDD7VVIAX · pith_short_8: F5QMEYZW

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/F5QMEYZWDD7VVIAXTHY7OEQ74U \
  | 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: 2f60c2633618ff5aa01799f1f7121fe52409e069a3f01703f6011cbcaf873396

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5eac32b2affbd88c2d474babad461b14ddcacf029d0facdb0656c03d95004aaa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2021-03-03T18:42:55Z",
    "title_canon_sha256": "8b5831eb6ae8a387ba9d04f769817c4d15b3354c63ea2a057716b9955ba10d0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.02590",
    "kind": "arxiv",
    "version": 2
  }
}