Pith Number

pith:YRPUNRRZ

pith:2018:YRPUNRRZB2CSG7BXEXWVN446F4

not attested not anchored not stored refs pending

Parallel Write-Efficient Algorithms and Data Structures for Computational Geometry

Guy E. Blelloch, Julian Shun, Yan Gu, Yihan Sun

arxiv:1805.05592 v2 · 2018-05-15 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YRPUNRRZB2CSG7BXEXWVN446F4}

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	2026-05-18T00:10:59.585306Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c45f46c6390e85237c3725ed56f39e2f23ae7a2f5b64e695e377bc0ebb8deb0d

Aliases

arxiv: 1805.05592 · arxiv_version: 1805.05592v2 · doi: 10.48550/arxiv.1805.05592 · pith_short_12: YRPUNRRZB2CS · pith_short_16: YRPUNRRZB2CSG7BX · pith_short_8: YRPUNRRZ

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/YRPUNRRZB2CSG7BXEXWVN446F4 \
  | 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: c45f46c6390e85237c3725ed56f39e2f23ae7a2f5b64e695e377bc0ebb8deb0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da27cc53f5858b1b2bcb4207732ede5dc24ec3e4776255800108485635980b94",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-05-15T07:02:20Z",
    "title_canon_sha256": "77d2fb89c977b8b10c6837a1d802655e7a37c88e66bb0849a5dd9ee8fae992fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.05592",
    "kind": "arxiv",
    "version": 2
  }
}