Pith Number

pith:KCA2EQBF

pith:2018:KCA2EQBFQWHY3AXOPICF72YKUP

not attested not anchored not stored refs pending

A Study on Passage Re-ranking in Embedding based Unsupervised Semantic Search

Alfio M. Gliozzo, Md Faisal Mahbub Chowdhury, Rishav Chakravarti, Vijil Chenthamarakshan

arxiv:1804.08057 v4 · 2018-04-22 · cs.CL · 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{KCA2EQBFQWHY3AXOPICF72YKUP}

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	2026-05-17T23:51:21.407942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5081a24025858f8d82ee7a045feb0aa3cccc9c8d2867d5c3cd6a0e9b39aaa656

Aliases

arxiv: 1804.08057 · arxiv_version: 1804.08057v4 · doi: 10.48550/arxiv.1804.08057 · pith_short_12: KCA2EQBFQWHY · pith_short_16: KCA2EQBFQWHY3AXO · pith_short_8: KCA2EQBF

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/KCA2EQBFQWHY3AXOPICF72YKUP \
  | 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: 5081a24025858f8d82ee7a045feb0aa3cccc9c8d2867d5c3cd6a0e9b39aaa656

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b19ea0a72590e55589eadc0c1d69014f28624b7d712d25a28ee8257902327d32",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-04-22T02:20:32Z",
    "title_canon_sha256": "3b762fda87dea67c163e0726d42c07710da1f2c6869c940de29f588ed2c63cbe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.08057",
    "kind": "arxiv",
    "version": 4
  }
}