Pith Number

pith:6YA25M6K

pith:2021:6YA25M6KSR7EJV5ZNMAYQJOZC3

not attested not anchored not stored refs pending

CEQE: Contextualized Embeddings for Query Expansion

Andrew Yates, James Allan, Jeffrey Dalton, Shahrzad Naseri

arxiv:2103.05256 v1 · 2021-03-09 · 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{6YA25M6KSR7EJV5ZNMAYQJOZC3}

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	2026-07-05T02:21:24.279158Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f601aeb3ca947e44d7b96b018825d916d78903cccc318e275d2ce86da533e18b

Aliases

arxiv: 2103.05256 · arxiv_version: 2103.05256v1 · doi: 10.48550/arxiv.2103.05256 · pith_short_12: 6YA25M6KSR7E · pith_short_16: 6YA25M6KSR7EJV5Z · pith_short_8: 6YA25M6K

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/6YA25M6KSR7EJV5ZNMAYQJOZC3 \
  | 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: f601aeb3ca947e44d7b96b018825d916d78903cccc318e275d2ce86da533e18b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e977580c1a496762ec78544e8bfb879c07015b539d5062199d1339eb96371d6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2021-03-09T07:00:48Z",
    "title_canon_sha256": "73cd620b0801939accf4ca0a794bbdfb907d501721cf0443184558d5aa69d1f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.05256",
    "kind": "arxiv",
    "version": 1
  }
}