Pith Number

pith:2N4MK2I7

pith:2025:2N4MK2I7FYHW37C23NY472TGTN

not attested not anchored not stored refs pending

An SMT Formalization of Mixed-Precision Matrix Multiplication: Modeling Three Generations of Tensor Cores

Benjamin Valpey, Ganesh Gopalakrishnan, Sreepathi Pai, Xinyi Li

arxiv:2502.15999 v1 · 2025-02-21 · cs.AR · cs.NA · math.NA

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\usepackage{pith}
\pithnumber{2N4MK2I7FYHW37C23NY472TGTN}

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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

Bit-Accurate Modeling of GPU Matrix Multiply-Accumulate Units: Demystifying Numerical Discrepancy and Accuracy

Receipt and verification

First computed	2026-07-05T10:18:19.488790Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d378c5691f2e0f6dfc5adb71cfea669b7af670c62d48f094e0594cc6981ce97e

Aliases

arxiv: 2502.15999 · arxiv_version: 2502.15999v1 · doi: 10.48550/arxiv.2502.15999 · pith_short_12: 2N4MK2I7FYHW · pith_short_16: 2N4MK2I7FYHW37C2 · pith_short_8: 2N4MK2I7

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/2N4MK2I7FYHW37C23NY472TGTN \
  | 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: d378c5691f2e0f6dfc5adb71cfea669b7af670c62d48f094e0594cc6981ce97e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c12fab3e64855b271edd6997c637de721d89f606bf3121849406ef63537ea4d",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AR",
    "submitted_at": "2025-02-21T23:22:56Z",
    "title_canon_sha256": "37ad1724b887b493b26639e62bafbe0f595d460accde4994ad4f10f6166ad4d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.15999",
    "kind": "arxiv",
    "version": 1
  }
}