Pith Number

pith:POD74VOB

pith:2010:POD74VOBJWG4JSAGRZJ226BFIR

not attested not anchored not stored refs pending

Fast calculation of computer-generated-hologram on AMD HD5000 series GPU and OpenCL

Naoki Takada, Nobuyuki Masuda, Tomoyoshi Ito, Tomoyoshi Shimobaba, Yasuyuki Ichihashi

arxiv:1002.0916 v2 · 2010-02-04 · physics.optics · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{POD74VOBJWG4JSAGRZJ226BFIR}

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	2026-05-18T02:09:19.744443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b87fe55c14d8dc4c8068e53ad7825446ac06b64384fcb076d6a5247cf5fc51f

Aliases

arxiv: 1002.0916 · arxiv_version: 1002.0916v2 · doi: 10.48550/arxiv.1002.0916 · pith_short_12: POD74VOBJWG4 · pith_short_16: POD74VOBJWG4JSAG · pith_short_8: POD74VOB

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/POD74VOBJWG4JSAGRZJ226BFIR \
  | 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: 7b87fe55c14d8dc4c8068e53ad7825446ac06b64384fcb076d6a5247cf5fc51f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a49354980301cc34bb6f6197399acc9345fd61852af7553a1cce86f409cabe34",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2010-02-04T08:05:32Z",
    "title_canon_sha256": "9580bc318c8553c285b83d3d36b424186db25ef47c5b42f22689108dada1a402"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.0916",
    "kind": "arxiv",
    "version": 2
  }
}