Pith Number

pith:QXHW5OWT

pith:2016:QXHW5OWTAV2M3X3UKBN6CXBQAE

not attested not anchored not stored refs pending

PGMPI: Automatically Verifying Self-Consistent MPI Performance Guidelines

Alexandra Carpen-Amarie, Felix Donatus L\"ubbe, Jesper Larsson Tr\"aff, Sascha Hunold

arxiv:1606.00215 v2 · 2016-06-01 · 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{QXHW5OWTAV2M3X3UKBN6CXBQAE}

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	2026-05-18T01:06:24.184402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85cf6ebad30574cddf74505be15c3001212189c63cf5f18e264c432cc05e9903

Aliases

arxiv: 1606.00215 · arxiv_version: 1606.00215v2 · doi: 10.48550/arxiv.1606.00215 · pith_short_12: QXHW5OWTAV2M · pith_short_16: QXHW5OWTAV2M3X3U · pith_short_8: QXHW5OWT

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/QXHW5OWTAV2M3X3UKBN6CXBQAE \
  | 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: 85cf6ebad30574cddf74505be15c3001212189c63cf5f18e264c432cc05e9903

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db89b3f66a67a2d114a754f0373c50b418ac19324148186bf212632de9cb49cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2016-06-01T10:52:52Z",
    "title_canon_sha256": "8f079e86ff089b06f68798efd249eb4e860b48e06639141bfb7da88f4087a783"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.00215",
    "kind": "arxiv",
    "version": 2
  }
}