Pith Number

pith:B6DGJSQ6

pith:2021:B6DGJSQ62XPXHNVLDS453EMYUV

not attested not anchored not stored refs pending

SPLADE v2: Sparse Lexical and Expansion Model for Information Retrieval

Benjamin Piwowarski, Carlos Lassance, St\'ephane Clinchant, Thibault Formal

arxiv:2109.10086 v1 · 2021-09-21 · cs.IR · cs.AI · 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{B6DGJSQ62XPXHNVLDS453EMYUV}

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.

Cited by

24 papers in Pith

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GPUSparse: GPU-Accelerated Learned Sparse Retrieval with Parallel Inverted Indices

The Hitchhiker's Guide to Agentic AI: From Foundations to Systems

Rescaling MLM-Head for Neural Sparse Retrieval

STORM: Stepwise Token Optimization with Reward-Guided Beam Search

Receipt and verification

First computed	2026-07-05T03:15:58.013804Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f8664ca1ed5df73b6ab1cb9dd9198a5697e33f50efe2b752bf62a17e662ad53

Aliases

arxiv: 2109.10086 · arxiv_version: 2109.10086v1 · doi: 10.48550/arxiv.2109.10086 · pith_short_12: B6DGJSQ62XPX · pith_short_16: B6DGJSQ62XPXHNVL · pith_short_8: B6DGJSQ6

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/B6DGJSQ62XPXHNVLDS453EMYUV \
  | 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: 0f8664ca1ed5df73b6ab1cb9dd9198a5697e33f50efe2b752bf62a17e662ad53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfbe19b47f4ef696448b1ef3333c02627b7cc3e4a4393819055fa90507dd3240",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2021-09-21T10:43:42Z",
    "title_canon_sha256": "bda79c76d61fbe53dca4084a6486513a58fc7f18e7f80ac20f1e361464acff34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.10086",
    "kind": "arxiv",
    "version": 1
  }
}