Pith Number

pith:BFVFU6KH

pith:2013:BFVFU6KHTQJWTVLBSGGQVXLUER

not attested not anchored not stored refs pending

Randomized partition trees for exact nearest neighbor search

Kaushik Sinha, Sanjoy Dasgupta

arxiv:1302.1948 v1 · 2013-02-08 · 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{BFVFU6KHTQJWTVLBSGGQVXLUER}

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	2026-05-18T03:34:13.215110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

096a5a79479c1369d561918d0add742475561bfd3101f2233aaeec6ff74e5c97

Aliases

arxiv: 1302.1948 · arxiv_version: 1302.1948v1 · doi: 10.48550/arxiv.1302.1948 · pith_short_12: BFVFU6KHTQJW · pith_short_16: BFVFU6KHTQJWTVLB · pith_short_8: BFVFU6KH

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/BFVFU6KHTQJWTVLBSGGQVXLUER \
  | 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: 096a5a79479c1369d561918d0add742475561bfd3101f2233aaeec6ff74e5c97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aca56123008b596a7514f0a596543428598c37d7c7be1fc483ecc20006eb2e18",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-02-08T05:40:38Z",
    "title_canon_sha256": "7e57411060f1dab3cd0e5f5a4cf430a7f675fd2f905f1385e991d129ef657ce5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.1948",
    "kind": "arxiv",
    "version": 1
  }
}