Pith Number

pith:HZGUK77H

pith:2018:HZGUK77HLRPN25XRI4HYSDMDRG

not attested not anchored not stored refs pending

Dynamic Automatic Differentiation of GPU Broadcast Kernels

Bjorn De Sutter, Jarrett Revels, Juan Pablo Vielma, Tim Besard, Valentin Churavy

arxiv:1810.08297 v3 · 2018-10-18 · cs.MS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HZGUK77HLRPN25XRI4HYSDMDRG}

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	2026-05-18T00:02:21.926558Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e4d457fe75c5edd76f1470f890d83899fb1ade630c202616509eea93c27e6fe

Aliases

arxiv: 1810.08297 · arxiv_version: 1810.08297v3 · doi: 10.48550/arxiv.1810.08297 · pith_short_12: HZGUK77HLRPN · pith_short_16: HZGUK77HLRPN25XR · pith_short_8: HZGUK77H

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/HZGUK77HLRPN25XRI4HYSDMDRG \
  | 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: 3e4d457fe75c5edd76f1470f890d83899fb1ade630c202616509eea93c27e6fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e9c26d82be47fd021ef27e27552531f36cc285552b502bbe6a3eddb711574b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2018-10-18T22:52:52Z",
    "title_canon_sha256": "61ddabf0917ab01ef5c0bbef78dc7e95532dcb79f6593051a7fc94c128976d0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.08297",
    "kind": "arxiv",
    "version": 3
  }
}