Pith Number

pith:Y7UHFVOY

pith:2018:Y7UHFVOYOU526HVDXPQU4TD5WH

not attested not anchored not stored refs pending

Building Near-Real-Time Processing Pipelines with the Spark-MPI Platform

Aashish Chaudhary, Kerstin Kleese van Dam, Marcus Hanwell, Matt Cowan, Nikolay Malitsky, Patrick O'Leary, Sebastien Jourdain

arxiv:1805.04886 v1 · 2018-05-13 · 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{Y7UHFVOYOU526HVDXPQU4TD5WH}

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	2026-05-18T00:16:04.387479Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7e872d5d8753baf1ea3bbe14e4c7db1f7b24e97b5caa7b2296fade6e4e14b79

Aliases

arxiv: 1805.04886 · arxiv_version: 1805.04886v1 · doi: 10.48550/arxiv.1805.04886 · pith_short_12: Y7UHFVOYOU52 · pith_short_16: Y7UHFVOYOU526HVD · pith_short_8: Y7UHFVOY

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/Y7UHFVOYOU526HVDXPQU4TD5WH \
  | 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: c7e872d5d8753baf1ea3bbe14e4c7db1f7b24e97b5caa7b2296fade6e4e14b79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71e366c5b0bd3f5b6d522d5a0385eed5bd8bc19e978f6de3c62260d656f25a6c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2018-05-13T13:49:39Z",
    "title_canon_sha256": "d9c770020ce1db5a09fa33b3ca2e62a4c1299f09cf275a12c372d0e8beef546d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.04886",
    "kind": "arxiv",
    "version": 1
  }
}