Pith Number

pith:O6VHDCXF

pith:2026:O6VHDCXFM5HMHA6ULUIKULE3AY

not attested not anchored not stored refs pending

DGEMM with Ozaki Scheme I/II on FP4 Tensor Cores: A Base-13 E2M1 Limb Representation

Daichi Mukunoki, Shun-ichiro Hayashi, Takahiro Katagiri, Tetsuya Hoshino

arxiv:2608.06812 v1 · 2026-08-07 · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O6VHDCXFM5HMHA6ULUIKULE3AY}

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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

1 paper in Pith

Spec Sheets Are Not Kernels: An ISA- and Source-Level Audit of INT8 Availability on NVIDIA Blackwell Ultra

Receipt and verification

First computed	2026-08-10T01:12:10.096242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77aa718ae5674ec383d45d10aa2c9b0603919b6b68d81c7ee5574964617f4295

Aliases

arxiv: 2608.06812 · arxiv_version: 2608.06812v1 · doi: 10.48550/arxiv.2608.06812 · pith_short_12: O6VHDCXFM5HM · pith_short_16: O6VHDCXFM5HMHA6U · pith_short_8: O6VHDCXF

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/O6VHDCXFM5HMHA6ULUIKULE3AY \
  | 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: 77aa718ae5674ec383d45d10aa2c9b0603919b6b68d81c7ee5574964617f4295

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f36043ff21bfb45fd163aa6c619405d796b250f1943046f6c31879d92131fd1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2026-08-07T05:05:13Z",
    "title_canon_sha256": "301b2850d05e68c2e2bfdad75c12b34853adc462cc1e58d652b54abba66b1b6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.06812",
    "kind": "arxiv",
    "version": 1
  }
}