Pith Number

pith:QX7G5C2J

pith:2025:QX7G5C2JTVAKRCEW7OWCLAAX4N

not attested not anchored not stored refs pending

Cohort Retrieval using Dense Passage Retrieval

Pranav Jadhav

arxiv:2507.01049 v1 · 2025-06-26 · cs.IR · 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{QX7G5C2JTVAKRCEW7OWCLAAX4N}

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	2026-07-05T11:30:24.239835Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85fe6e8b499d40a88896fbac258017e3766ab227ea514ab7b8a4fc9749d857f3

Aliases

arxiv: 2507.01049 · arxiv_version: 2507.01049v1 · doi: 10.48550/arxiv.2507.01049 · pith_short_12: QX7G5C2JTVAK · pith_short_16: QX7G5C2JTVAKRCEW · pith_short_8: QX7G5C2J

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/QX7G5C2JTVAKRCEW7OWCLAAX4N \
  | 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: 85fe6e8b499d40a88896fbac258017e3766ab227ea514ab7b8a4fc9749d857f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21425512cddd70b306530b1ca2128a3cc49a379ac029de45bd2863942776a626",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-06-26T18:11:25Z",
    "title_canon_sha256": "987b0f34aa45c9f35224cfd051ac057d6fb0a1d6902fc32edc1f7d3d3cd6da18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.01049",
    "kind": "arxiv",
    "version": 1
  }
}