Pith Number

pith:BWYEKUB4

pith:2017:BWYEKUB4G7C2WU3JKTMVMY3NTY

not attested not anchored not stored refs pending

Intelligent Topic Selection for Low-Cost Information Retrieval Evaluation: A New Perspective on Deep vs. Shallow Judging

Matthew Lease, Mucahid Kutlu, Tamer Elsayed

arxiv:1701.07810 v4 · 2017-01-26 · 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{BWYEKUB4G7C2WU3JKTMVMY3NTY}

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	2026-05-18T00:34:57.584414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0db045503c37c5ab536954d956636d9e06b93d55bd8f51d870125bf0896af4fb

Aliases

arxiv: 1701.07810 · arxiv_version: 1701.07810v4 · doi: 10.48550/arxiv.1701.07810 · pith_short_12: BWYEKUB4G7C2 · pith_short_16: BWYEKUB4G7C2WU3J · pith_short_8: BWYEKUB4

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/BWYEKUB4G7C2WU3JKTMVMY3NTY \
  | 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: 0db045503c37c5ab536954d956636d9e06b93d55bd8f51d870125bf0896af4fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1dc0e41b2c50b046600a9c88d49b80d0475fb6601c80ad256d7c1e09e950acb6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2017-01-26T18:44:37Z",
    "title_canon_sha256": "b262bc3c75cf9d535d8631d9170be36ba64ed9bc9eabce9c05409cd55ea3e29a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.07810",
    "kind": "arxiv",
    "version": 4
  }
}