Pith Number

pith:FA3Q6EQL

pith:2019:FA3Q6EQLA4XIZN3DLRY44BW7F6

not attested not anchored not stored refs pending

On the Merge of k-NN Graph

Chong-Wah Ngo, Hui Wang, Peng-Cheng Lin, Wan-Lei Zhao

arxiv:1908.00814 v6 · 2019-08-02 · cs.IR · cs.DS · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FA3Q6EQLA4XIZN3DLRY44BW7F6}

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	2026-07-05T03:01:32.416725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28370f120b072e8cb7635c71ce06df2f82433e2d6ba19128d83adb573fc308af

Aliases

arxiv: 1908.00814 · arxiv_version: 1908.00814v6 · doi: 10.48550/arxiv.1908.00814 · pith_short_12: FA3Q6EQLA4XI · pith_short_16: FA3Q6EQLA4XIZN3D · pith_short_8: FA3Q6EQL

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/FA3Q6EQLA4XIZN3DLRY44BW7F6 \
  | 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: 28370f120b072e8cb7635c71ce06df2f82433e2d6ba19128d83adb573fc308af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2602f5dbf47d9bb17a4fd5503c7936d0cd466e17b5fdae008b00194115cbcebc",
    "cross_cats_sorted": [
      "cs.DS",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-08-02T11:46:42Z",
    "title_canon_sha256": "8c397a2f9ff385d17868bea700457c894460c830982107fb0e07d468439aabce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.00814",
    "kind": "arxiv",
    "version": 6
  }
}