Pith Number

pith:5GNRWCVD

pith:2026:5GNRWCVDPYKVSD562UIKOLNV3W

not attested not anchored not stored refs pending

LEMUR: Learned Multi-Vector Retrieval

Elias J\"a\"asaari, Teemu Roos, Ville Hyv\"onen

arxiv:2601.21853 v2 · 2026-01-29 · cs.IR · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5GNRWCVDPYKVSD562UIKOLNV3W}

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	2026-05-22T02:04:39.209804Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e99b1b0aa37e15590fbed510a72db5dda868210b6027e94e7b2ea32a60566138

Aliases

arxiv: 2601.21853 · arxiv_version: 2601.21853v2 · doi: 10.48550/arxiv.2601.21853 · pith_short_12: 5GNRWCVDPYKV · pith_short_16: 5GNRWCVDPYKVSD56 · pith_short_8: 5GNRWCVD

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/5GNRWCVDPYKVSD562UIKOLNV3W \
  | 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: e99b1b0aa37e15590fbed510a72db5dda868210b6027e94e7b2ea32a60566138

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d09172b1b0501ec631cbede1551aa399572e53813cec9b8bfbb36ac2fa0d371f",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-01-29T15:26:32Z",
    "title_canon_sha256": "c9993ee90fde4cf5ef67e3b48cf550d7a7414d90ca2a2e07d7ad9754c747b0e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.21853",
    "kind": "arxiv",
    "version": 2
  }
}