Pith Number

pith:XPKBFH2R

pith:2019:XPKBFH2RXBV4LNN3QHFVNU5QLM

not attested not anchored not stored refs pending

A parallel priority queue with fast updates for GPU architectures

Ben Karsin, John Iacono, Kyle Berney, Nodari Sitchinava

arxiv:1908.09378 v2 · 2019-08-25 · cs.DS · 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{XPKBFH2RXBV4LNN3QHFVNU5QLM}

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	2026-07-05T06:09:19.066868Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbd4129f51b86bc5b5bb81cb56d3b05b275b7b636b8e8f13790936d1ec261193

Aliases

arxiv: 1908.09378 · arxiv_version: 1908.09378v2 · doi: 10.48550/arxiv.1908.09378 · pith_short_12: XPKBFH2RXBV4 · pith_short_16: XPKBFH2RXBV4LNN3 · pith_short_8: XPKBFH2R

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/XPKBFH2RXBV4LNN3QHFVNU5QLM \
  | 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: bbd4129f51b86bc5b5bb81cb56d3b05b275b7b636b8e8f13790936d1ec261193

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "941747dcb726d629683847f7acf5daf86e9c8bb03e869075e7d870d57f615606",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-08-25T19:23:42Z",
    "title_canon_sha256": "7818cfaa4c5c0197183e38feac7a89ec2a9fab517a24be8e2d5584fc23dd0d9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09378",
    "kind": "arxiv",
    "version": 2
  }
}