Pith Number

pith:EF6KZNFQ

pith:2019:EF6KZNFQY3VYC73EYMYDOE54BF

not attested not anchored not stored refs pending

Adaptive Estimation for Approximate k-Nearest-Neighbor Computations

Daniel LeJeune, Reinhard Heckel, Richard G. Baraniuk

arxiv:1902.09465 v1 · 2019-02-25 · cs.DS · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EF6KZNFQY3VYC73EYMYDOE54BF}

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	2026-07-05T00:49:52.728438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

217cacb4b0c6eb817f64c3303713bc096cc60d4344799f64f4c5e76ba06150e2

Aliases

arxiv: 1902.09465 · arxiv_version: 1902.09465v1 · doi: 10.48550/arxiv.1902.09465 · pith_short_12: EF6KZNFQY3VY · pith_short_16: EF6KZNFQY3VYC73E · pith_short_8: EF6KZNFQ

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/EF6KZNFQY3VYC73EYMYDOE54BF \
  | 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: 217cacb4b0c6eb817f64c3303713bc096cc60d4344799f64f4c5e76ba06150e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c62f88283abcfc49b9ad453f0ae687052ce71ede8d8ab5efa68a89b892b1d63",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-02-25T17:30:07Z",
    "title_canon_sha256": "1b6c7b5cf947738ee8c3188cbfdc41ebc52a8c860c6b856223aba8fe26715d21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.09465",
    "kind": "arxiv",
    "version": 1
  }
}