Pith Number

pith:BI7AUN6Z

pith:2015:BI7AUN6ZRZOZGHOFA7L3WTXGOZ

not attested not anchored not stored refs pending

SparkCL: A Unified Programming Framework for Accelerators on Heterogeneous Clusters

Martin Margala, Nasibeh Nasiri, Oren Segal, Philip Colangelo, Zhuo Qian

arxiv:1505.01120 v1 · 2015-05-05 · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BI7AUN6ZRZOZGHOFA7L3WTXGOZ}

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	2026-05-18T02:16:51.844340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a3e0a37d98e5d931dc507d7bb4ee676769a23c828f4c0314a621bf6528c8bb4

Aliases

arxiv: 1505.01120 · arxiv_version: 1505.01120v1 · doi: 10.48550/arxiv.1505.01120 · pith_short_12: BI7AUN6ZRZOZ · pith_short_16: BI7AUN6ZRZOZGHOF · pith_short_8: BI7AUN6Z

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/BI7AUN6ZRZOZGHOFA7L3WTXGOZ \
  | 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: 0a3e0a37d98e5d931dc507d7bb4ee676769a23c828f4c0314a621bf6528c8bb4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f5951d50fb89895028d362e6209079aac605d1bc8a3cb5db2c6489c13783bc0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2015-05-05T18:34:25Z",
    "title_canon_sha256": "85a98656c14a63a7899e18bc8477f6b82ec5326557db64bb73a15ccc5c105813"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.01120",
    "kind": "arxiv",
    "version": 1
  }
}