Pith Number

pith:FW6JTPTO

pith:2020:FW6JTPTO72OJG2NRRYOM2AOURQ

not attested not anchored not stored refs pending

On the Reliability of Test Collections for Evaluating Systems of Different Types

Bhaskar Mitra, Daniel Campos, Emine Yilmaz, Nick Craswell

arxiv:2004.13486 v1 · 2020-04-28 · cs.IR · cs.CL · 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{FW6JTPTO72OJG2NRRYOM2AOURQ}

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	2026-07-05T00:59:00.013395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2dbc99be6efe9c9369b18e1ccd01d48c22521debb2bbac1910b9360665313167

Aliases

arxiv: 2004.13486 · arxiv_version: 2004.13486v1 · doi: 10.48550/arxiv.2004.13486 · pith_short_12: FW6JTPTO72OJ · pith_short_16: FW6JTPTO72OJG2NR · pith_short_8: FW6JTPTO

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/FW6JTPTO72OJG2NRRYOM2AOURQ \
  | 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: 2dbc99be6efe9c9369b18e1ccd01d48c22521debb2bbac1910b9360665313167

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2330d1e7b54ad27e4e93c4d8028ef5c5c019478bf979ccd01baca46553d88b9a",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2020-04-28T13:22:26Z",
    "title_canon_sha256": "c45bff83b0453bce363f12668e59a2f6829055b0ac7ae654db3b8a9f59c5b49f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.13486",
    "kind": "arxiv",
    "version": 1
  }
}