Pith Number

pith:DHQZCDGX

pith:2018:DHQZCDGXXVPT7YJMP4HUEV6BVI

not attested not anchored not stored refs pending

Approximate Range Queries for Clustering

Eunjin Oh, Hee-Kap Ahn

arxiv:1803.03978 v1 · 2018-03-11 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DHQZCDGXXVPT7YJMP4HUEV6BVI}

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	2026-05-18T00:21:33.306911Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19e1910cd7bd5f3fe12c7f0f4257c1aa0af84e2f8b0379504ee58a7db282479c

Aliases

arxiv: 1803.03978 · arxiv_version: 1803.03978v1 · doi: 10.48550/arxiv.1803.03978 · pith_short_12: DHQZCDGXXVPT · pith_short_16: DHQZCDGXXVPT7YJM · pith_short_8: DHQZCDGX

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/DHQZCDGXXVPT7YJMP4HUEV6BVI \
  | 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: 19e1910cd7bd5f3fe12c7f0f4257c1aa0af84e2f8b0379504ee58a7db282479c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "532838b48d929fd3f5a8ea0c3c06fb2bdac342642a02128bf1c98f3840d2e246",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2018-03-11T15:36:07Z",
    "title_canon_sha256": "f75953abe0f9940505c99d89887eaa2962d8f11ba9b0f46c1be47ffb4a2ab99c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03978",
    "kind": "arxiv",
    "version": 1
  }
}