Pith Number

pith:QWK7VV5K

pith:2018:QWK7VV5KOC6B5ICSXAQDEE6DVA

not attested not anchored not stored refs pending

Finding Faster Configurations using FLASH

Norbert Siegmund, Sven Apel, Tim Menzies, Vivek Nair, Zhe Yu

arxiv:1801.02175 v2 · 2018-01-07 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QWK7VV5KOC6B5ICSXAQDEE6DVA}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:06:40.827083Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8595fad7aa70bc1ea052b8203213c3a82179eb3c1983f1ce8e97442a61bc58ef

Aliases

arxiv: 1801.02175 · arxiv_version: 1801.02175v2 · doi: 10.48550/arxiv.1801.02175 · pith_short_12: QWK7VV5KOC6B · pith_short_16: QWK7VV5KOC6B5ICS · pith_short_8: QWK7VV5K

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/QWK7VV5KOC6B5ICSXAQDEE6DVA \
  | 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: 8595fad7aa70bc1ea052b8203213c3a82179eb3c1983f1ce8e97442a61bc58ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5671f216a5b5bb2c46f99342f694b1b983ff07e06675ff37f1d8ba7178e4b869",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-01-07T11:58:08Z",
    "title_canon_sha256": "35eef3d337214ce555c5811b20b2ba5c6758819ae86a5bafd920b39b55fb1235"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02175",
    "kind": "arxiv",
    "version": 2
  }
}