Pith Number

pith:VYG7MEL4

pith:2018:VYG7MEL4RW5WRAOQBWMRCSEOBU

not attested not anchored not stored refs pending

Learning to Focus when Ranking Answers

Dana Sagi, Eugene Agichtein, Kira Radinsky, Tzoof Avny

arxiv:1808.02724 v1 · 2018-08-08 · cs.CL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VYG7MEL4RW5WRAOQBWMRCSEOBU}

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	2026-05-18T00:08:32.367241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae0df6117c8dbb6881d00d9911488e0d35fadc55103378eaf012c4719475724f

Aliases

arxiv: 1808.02724 · arxiv_version: 1808.02724v1 · doi: 10.48550/arxiv.1808.02724 · pith_short_12: VYG7MEL4RW5W · pith_short_16: VYG7MEL4RW5WRAOQ · pith_short_8: VYG7MEL4

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/VYG7MEL4RW5WRAOQBWMRCSEOBU \
  | 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: ae0df6117c8dbb6881d00d9911488e0d35fadc55103378eaf012c4719475724f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b21e51bf63e0e8fa7a21c292704bc6f93c73f2119d1f42f9ccf5bc87928e7426",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-08-08T11:06:15Z",
    "title_canon_sha256": "5744538aa225295d602ab12c2a281b3af69c49a103d05e9ac7c61e3476d94733"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.02724",
    "kind": "arxiv",
    "version": 1
  }
}