Pith Number

pith:JYL2HLD2

pith:2022:JYL2HLD2IVSSNJY5HHI3JSOWY6

not attested not anchored not stored refs pending

To Interpolate or not to Interpolate: PRF, Dense and Sparse Retrievers

Ahmed Mourad, Guido Zuccon, Hang Li, Jimmy Lin, Shengyao Zhuang, Shuai Wang, Xueguang Ma

arxiv:2205.00235 v1 · 2022-04-30 · 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{JYL2HLD2IVSSNJY5HHI3JSOWY6}

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	2026-07-05T04:19:10.770489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e17a3ac7a456526a71d39d1b4c9d6c7b4fb9b502d539b5dc44eb9a70a5e4bb1

Aliases

arxiv: 2205.00235 · arxiv_version: 2205.00235v1 · doi: 10.48550/arxiv.2205.00235 · pith_short_12: JYL2HLD2IVSS · pith_short_16: JYL2HLD2IVSSNJY5 · pith_short_8: JYL2HLD2

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/JYL2HLD2IVSSNJY5HHI3JSOWY6 \
  | 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: 4e17a3ac7a456526a71d39d1b4c9d6c7b4fb9b502d539b5dc44eb9a70a5e4bb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b738135cd293563730e0a1f7c779ac30778010407b70d59272540174037198e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2022-04-30T11:02:58Z",
    "title_canon_sha256": "26c499c7d94bc94c2e388a560e9ba7f7dd616ed03ccce9352284c312f0819383"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.00235",
    "kind": "arxiv",
    "version": 1
  }
}