Pith Number

pith:LTYDHCQP

pith:2025:LTYDHCQP44HDTJGTYZGXF2CPQ4

not attested not anchored not stored refs pending

Multipole Semantic Attention: A Fast Approximation of Softmax Attention for Pretraining

Kristian Kersting, Rupert Mitchell

arxiv:2509.10406 v4 · 2025-09-12 · 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{LTYDHCQP44HDTJGTYZGXF2CPQ4}

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	2026-07-01T01:17:41.358451Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5cf0338a0fe70e39a4d3c64d72e84f872c2e58d1cfcbd12f12662095bea7568a

Aliases

arxiv: 2509.10406 · arxiv_version: 2509.10406v4 · doi: 10.48550/arxiv.2509.10406 · pith_short_12: LTYDHCQP44HD · pith_short_16: LTYDHCQP44HDTJGT · pith_short_8: LTYDHCQP

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/LTYDHCQP44HDTJGTYZGXF2CPQ4 \
  | 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: 5cf0338a0fe70e39a4d3c64d72e84f872c2e58d1cfcbd12f12662095bea7568a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2d3063b0a5f329b6a8917d936528b4bca2066cb195dbcdcd9c3acbd502bb5ac",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-09-12T16:58:17Z",
    "title_canon_sha256": "bcafed616852da6d7360fdb40c8078f40f0c7e9d484be5c03dc00a6fc807c977"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.10406",
    "kind": "arxiv",
    "version": 4
  }
}