Pith Number

pith:ORND57HG

pith:2026:ORND57HGI7T7WZCFGE7DHTEFNZ

not attested not anchored not stored refs pending

An 84-Format Numeric Catalog with Bit-Exact Conformance Vectors: A Vendor-Neutral Reference for FP8, BF16, MXFP4, and Microscaling Formats

Dmitrii Vasilev

arxiv:2606.09686 v1 · 2026-06-08 · cs.AR · cs.AI · cs.MS · cs.NA · cs.PF · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ORND57HGI7T7WZCFGE7DHTEFNZ}

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	2026-06-09T02:09:03.905083Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

745a3efce647e7fb6445313e33cc856e5a5466af8fec9720068330fb20543139

Aliases

arxiv: 2606.09686 · arxiv_version: 2606.09686v1 · doi: 10.48550/arxiv.2606.09686 · pith_short_12: ORND57HGI7T7 · pith_short_16: ORND57HGI7T7WZCF · pith_short_8: ORND57HG

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/ORND57HGI7T7WZCFGE7DHTEFNZ \
  | 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: 745a3efce647e7fb6445313e33cc856e5a5466af8fec9720068330fb20543139

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6c523c75490a0bc7c25a38f4ad41b311bf186272535a44fa99ccc566af3026d",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.MS",
      "cs.NA",
      "cs.PF",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AR",
    "submitted_at": "2026-06-08T16:04:15Z",
    "title_canon_sha256": "f1db153b87c9d4b598c4fecc969c1a9e707c5e7688520bc825d8ff61f8e7a741"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.09686",
    "kind": "arxiv",
    "version": 1
  }
}