Pith Number

pith:OH6LFN5D

pith:2023:OH6LFN5D7SOMWW6QIUXC3FMDZD

not attested not anchored not stored refs pending

Using Evolutionary Algorithms to Find Cache-Friendly Generalized Morton Layouts for Arrays

Ana-Lucia Varbanescu, Andreas Salzburger, Andy D. Pimentel, Attila Krasznahorkay, Stephen Nicholas Swatman

arxiv:2309.07002 v2 · 2023-09-13 · cs.NE · cs.PF

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OH6LFN5D7SOMWW6QIUXC3FMDZD}

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	2026-07-05T07:41:27.820246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71fcb2b7a3fc9ccb5bd0452e2d9583c8d60d017e88d04e35d4ffc235e4c430d6

Aliases

arxiv: 2309.07002 · arxiv_version: 2309.07002v2 · doi: 10.48550/arxiv.2309.07002 · pith_short_12: OH6LFN5D7SOM · pith_short_16: OH6LFN5D7SOMWW6Q · pith_short_8: OH6LFN5D

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/OH6LFN5D7SOMWW6QIUXC3FMDZD \
  | 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: 71fcb2b7a3fc9ccb5bd0452e2d9583c8d60d017e88d04e35d4ffc235e4c430d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f2c0b7a5bf3f63711f0ff3ddf66e15fc1228f95f31c46e15d4dfc635806d085",
    "cross_cats_sorted": [
      "cs.PF"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2023-09-13T14:54:54Z",
    "title_canon_sha256": "0795c81a254dae662e88eca543a363c9e57f513a62511e772de1100d9d9207f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.07002",
    "kind": "arxiv",
    "version": 2
  }
}