Pith Number

pith:5BYXCBUP

pith:2026:5BYXCBUPQNZJWD4B3QWUYZSL6J

not attested not anchored not stored refs pending

Constraint-aware Optimization in Auto-Tuning

Ben van Werkhoven, Floris-Jan Willemsen, Rob V. van Nieuwpoort, Stijn Heldens

arxiv:2606.28372 v1 · 2026-06-17 · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5BYXCBUPQNZJWD4B3QWUYZSL6J}

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	2026-06-30T00:15:12.261175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e87171068f83729b0f81dc2d4c664bf260463ae36fa3b5a30accb00a616d07a0

Aliases

arxiv: 2606.28372 · arxiv_version: 2606.28372v1 · doi: 10.48550/arxiv.2606.28372 · pith_short_12: 5BYXCBUPQNZJ · pith_short_16: 5BYXCBUPQNZJWD4B · pith_short_8: 5BYXCBUP

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/5BYXCBUPQNZJWD4B3QWUYZSL6J \
  | 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: e87171068f83729b0f81dc2d4c664bf260463ae36fa3b5a30accb00a616d07a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3c5e948075d02ee17306d8c29860f2eb7a177a41ed94e8e4567c537bf715522",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2026-06-17T10:21:45Z",
    "title_canon_sha256": "ccea12e4d302ed6b2ecda658e2c25ddf6ce1e0a816dc650491b2db85c1c5ae47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.28372",
    "kind": "arxiv",
    "version": 1
  }
}