Pith Number

pith:A36WZULY

pith:2015:A36WZULY4FQ34RYQE2TLE2VNTE

not attested not anchored not stored refs pending

HDIdx: High-Dimensional Indexing for Efficient Approximate Nearest Neighbor Search

Jintao Li, Ji Wan, Pengcheng Wu, Sheng Tang, Steven C.H. Hoi, Yongdong Zhang

arxiv:1510.01991 v1 · 2015-10-07 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A36WZULY4FQ34RYQE2TLE2VNTE}

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	2026-05-18T01:14:35.863952Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06fd6cd178e161be471026a6b26aad991261830d7b79498f6baae24c44ead7c5

Aliases

arxiv: 1510.01991 · arxiv_version: 1510.01991v1 · doi: 10.48550/arxiv.1510.01991 · pith_short_12: A36WZULY4FQ3 · pith_short_16: A36WZULY4FQ34RYQ · pith_short_8: A36WZULY

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/A36WZULY4FQ34RYQE2TLE2VNTE \
  | 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: 06fd6cd178e161be471026a6b26aad991261830d7b79498f6baae24c44ead7c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1dba16a2163e75c30b359acddc39821e5a6364f0cb23691643e74cad7afefbba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2015-10-07T15:39:39Z",
    "title_canon_sha256": "0d70c04d60d829d76500e29aacc6e901f1355bb49b643994d775b9c0b92f720a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.01991",
    "kind": "arxiv",
    "version": 1
  }
}