Pith Number

pith:JZIP526E

pith:2012:JZIP526ERWNXXPY5MVQFF56FOH

not attested not anchored not stored refs pending

On the Difficulty of Nearest Neighbor Search

Junfeng He (Columbia University), Sanjiv Kumar (Google Research), Shih-Fu Chang (Columbia University)

arxiv:1206.6411 v1 · 2012-06-27 · cs.LG · cs.DB · cs.IR · 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{JZIP526ERWNXXPY5MVQFF56FOH}

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.

Cited by

1 paper in Pith

Toward Efficient and Scalable Design of In-Memory Graph-Based Vector Search

Receipt and verification

First computed	2026-05-18T03:52:14.364150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e50feebc48d9b7bbf1d656052f7c571e60c8a2a169b45e8fc41f630fd29bd66

Aliases

arxiv: 1206.6411 · arxiv_version: 1206.6411v1 · doi: 10.48550/arxiv.1206.6411 · pith_short_12: JZIP526ERWNX · pith_short_16: JZIP526ERWNXXPY5 · pith_short_8: JZIP526E

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/JZIP526ERWNXXPY5MVQFF56FOH \
  | 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: 4e50feebc48d9b7bbf1d656052f7c571e60c8a2a169b45e8fc41f630fd29bd66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c72ec167660aeb64d325e4756e029f6170aecb8c040a4b948869e397bcae17de",
    "cross_cats_sorted": [
      "cs.DB",
      "cs.IR",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2012-06-27T19:59:59Z",
    "title_canon_sha256": "07e123128eb2c831c8e68b746bd5fb11d286a378fb942dae9105e042668bdecc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.6411",
    "kind": "arxiv",
    "version": 1
  }
}