Pith Number

pith:FE3OPF33

pith:2017:FE3OPF33DBZWDOBWQVN6GY5WXT

not attested not anchored not stored refs pending

Active Sampling for Large-scale Information Retrieval Evaluation

Dan Li, Evangelos Kanoulas

arxiv:1709.01709 v1 · 2017-09-06 · 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{FE3OPF33DBZWDOBWQVN6GY5WXT}

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	2026-05-18T00:35:54.548762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2936e7977b187361b836855be363b6bcf9432690bf1779ff70778de7605ed21c

Aliases

arxiv: 1709.01709 · arxiv_version: 1709.01709v1 · doi: 10.48550/arxiv.1709.01709 · pith_short_12: FE3OPF33DBZW · pith_short_16: FE3OPF33DBZWDOBW · pith_short_8: FE3OPF33

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/FE3OPF33DBZWDOBWQVN6GY5WXT \
  | 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: 2936e7977b187361b836855be363b6bcf9432690bf1779ff70778de7605ed21c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6557d7cfd8faeb3772a2503454f611c4140ea88f20898f92e7c246e15f6582c7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2017-09-06T08:15:42Z",
    "title_canon_sha256": "c347b6f56cf028240477f08ce197b2449d251e86194efb1bd4884a43ac530647"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.01709",
    "kind": "arxiv",
    "version": 1
  }
}