Pith Number

pith:5CDDOVQZ

pith:2014:5CDDOVQZPADVVNXLIBGBQCDU2A

not attested not anchored not stored refs pending

Robust Proximity Search for Balls using Sublinear Space

Nirman Kumar, Sariel Har-Peled

arxiv:1401.1472 v2 · 2014-01-07 · 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{5CDDOVQZPADVVNXLIBGBQCDU2A}

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	2026-05-18T02:39:08.985981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e88637561978075ab6eb404c180874d011cc97f8ef1270942d124409dad50802

Aliases

arxiv: 1401.1472 · arxiv_version: 1401.1472v2 · doi: 10.48550/arxiv.1401.1472 · pith_short_12: 5CDDOVQZPADV · pith_short_16: 5CDDOVQZPADVVNXL · pith_short_8: 5CDDOVQZ

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/5CDDOVQZPADVVNXLIBGBQCDU2A \
  | 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: e88637561978075ab6eb404c180874d011cc97f8ef1270942d124409dad50802

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f9b8bfe77999fa5f213c58f10bbeabbfe2e3510335ddf3ddd12e23652381968",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2014-01-07T18:40:49Z",
    "title_canon_sha256": "fe92d19f817a0f90507ca9e922fddf10debb39f7532fa530ff8123e94dc7b1be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.1472",
    "kind": "arxiv",
    "version": 2
  }
}