Pith Number

pith:Z4MNUH2C

pith:2015:Z4MNUH2CSEAI64UKSWNC626NJA

not attested not anchored not stored refs pending

Performance analysis of the Kahan-enhanced scalar product on current multicore processors

Dietmar Fey, Georg Hager, Gerhard Wellein, Jan Eitzinger, Johannes Hofmann

arxiv:1505.02586 v1 · 2015-05-11 · cs.PF · 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{Z4MNUH2CSEAI64UKSWNC626NJA}

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	2026-05-17T23:53:52.680390Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf18da1f4291008f728a959a2f6bcd481a8c54c07146ff83386c248bcdc43a54

Aliases

arxiv: 1505.02586 · arxiv_version: 1505.02586v1 · doi: 10.48550/arxiv.1505.02586 · pith_short_12: Z4MNUH2CSEAI · pith_short_16: Z4MNUH2CSEAI64UK · pith_short_8: Z4MNUH2C

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/Z4MNUH2CSEAI64UKSWNC626NJA \
  | 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: cf18da1f4291008f728a959a2f6bcd481a8c54c07146ff83386c248bcdc43a54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d5ed4b58c7d84f6cd686d6f8e2156be457b233b78f6fd9e9360717a4ac764a5",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PF",
    "submitted_at": "2015-05-11T12:34:54Z",
    "title_canon_sha256": "85d83d7fd2d1912f3197952890ac7517e9291cb6e70bc7eea2af91c4b9a08808"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.02586",
    "kind": "arxiv",
    "version": 1
  }
}