Pith Number

pith:DJO4QO2B

pith:2017:DJO4QO2BO7JCUDDR2RXDS3UW5B

not attested not anchored not stored refs pending

Range-efficient consistent sampling and locality-sensitive hashing for polygons

Joachim Gudmundsson, Rasmus Pagh

arxiv:1701.05290 v2 · 2017-01-19 · 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{DJO4QO2BO7JCUDDR2RXDS3UW5B}

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	2026-05-18T00:34:35.147746Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a5dc83b4177d22a0c71d46e396e96e86bedd9105b762c11f6358de7ba79a470

Aliases

arxiv: 1701.05290 · arxiv_version: 1701.05290v2 · doi: 10.48550/arxiv.1701.05290 · pith_short_12: DJO4QO2BO7JC · pith_short_16: DJO4QO2BO7JCUDDR · pith_short_8: DJO4QO2B

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/DJO4QO2BO7JCUDDR2RXDS3UW5B \
  | 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: 1a5dc83b4177d22a0c71d46e396e96e86bedd9105b762c11f6358de7ba79a470

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e50adff11e3bf1941499c5734a000efb5ce45bc297beff4130adbeaeefc30e5e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2017-01-19T03:57:28Z",
    "title_canon_sha256": "ca7d65f1e0faa8dd059c4b058cea5247ffde3984e77b0c31ba51100866d0a552"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05290",
    "kind": "arxiv",
    "version": 2
  }
}