Pith Number

pith:5FUCLMHS

pith:2019:5FUCLMHSOAEGVWPMYS5RQHXDUM

not attested not anchored not stored refs pending

A sufficient condition for a linear speedup in competitive parallel computing

Naoki Yonezawa

arxiv:1908.07715 v1 · 2019-08-21 · 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{5FUCLMHSOAEGVWPMYS5RQHXDUM}

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	2026-07-04T23:59:00.607539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e96825b0f270086ad9ecc4bb181ee3a322ab7baf003dda627b9f59a3e9f6e494

Aliases

arxiv: 1908.07715 · arxiv_version: 1908.07715v1 · doi: 10.48550/arxiv.1908.07715 · pith_short_12: 5FUCLMHSOAEG · pith_short_16: 5FUCLMHSOAEGVWPM · pith_short_8: 5FUCLMHS

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/5FUCLMHSOAEGVWPMYS5RQHXDUM \
  | 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: e96825b0f270086ad9ecc4bb181ee3a322ab7baf003dda627b9f59a3e9f6e494

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "199bd09c999c71c6c4591ca9971504690d168683643c5c0fac56c629506edf9c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2019-08-21T05:50:44Z",
    "title_canon_sha256": "20c2af3e057068b2da266bb6db210dcb3d9efdd3345c611047bc9d9f197f9275"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07715",
    "kind": "arxiv",
    "version": 1
  }
}