Pith Number

pith:O6DDOTYC

pith:2015:O6DDOTYCR3DH3733TVCTOPPRYN

not attested not anchored not stored refs pending

Massively Parallel Ray Tracing Algorithm Using GPU

JianBiao Lin, Xiang Huang, Yutong Qin

arxiv:1504.03151 v1 · 2015-04-13 · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O6DDOTYCR3DH3733TVCTOPPRYN}

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	2026-05-18T02:18:59.040537Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7786374f028ec67dff7b9d45373df1c3774972a7d71db15610b0c710230e8c91

Aliases

arxiv: 1504.03151 · arxiv_version: 1504.03151v1 · doi: 10.48550/arxiv.1504.03151 · pith_short_12: O6DDOTYCR3DH · pith_short_16: O6DDOTYCR3DH3733 · pith_short_8: O6DDOTYC

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/O6DDOTYCR3DH3733TVCTOPPRYN \
  | 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: 7786374f028ec67dff7b9d45373df1c3774972a7d71db15610b0c710230e8c91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65eb56142fa702c11d7306be604221a8de4ea54b5835f52ec403ed2888e4c0e5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2015-04-13T12:39:50Z",
    "title_canon_sha256": "dfea4879d10d47a9ff3ad9716bac0ff29517c0761ec51cc004cea6c8086418fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.03151",
    "kind": "arxiv",
    "version": 1
  }
}