Pith Number

pith:ADX3YIDS

pith:2016:ADX3YIDSFRZAU3VHEXQZQ6KVT4

not attested not anchored not stored refs pending

PFO: A Parallel Friendly High Performance System for Online Query and Update of Nearest Neighbors

Nan Zhu, Wenbo He, Xue Liu, Yu Hua

arxiv:1604.06984 v3 · 2016-04-24 · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ADX3YIDSFRZAU3VHEXQZQ6KVT4}

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	2026-05-18T01:14:12.294010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00efbc20722c720a6ea725e19879559f008a727b567aed4b112e093ba3cdcd61

Aliases

arxiv: 1604.06984 · arxiv_version: 1604.06984v3 · doi: 10.48550/arxiv.1604.06984 · pith_short_12: ADX3YIDSFRZA · pith_short_16: ADX3YIDSFRZAU3VH · pith_short_8: ADX3YIDS

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/ADX3YIDSFRZAU3VHEXQZQ6KVT4 \
  | 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: 00efbc20722c720a6ea725e19879559f008a727b567aed4b112e093ba3cdcd61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34a61a4ac2a68a9a0dce3ccaa90525197ea8041db2ec09852b01f924d45ad9b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2016-04-24T05:08:27Z",
    "title_canon_sha256": "334948c4e7beb9050f8dcd1c99bb13cb36fbebe906c8ac7c4487721db930e0c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.06984",
    "kind": "arxiv",
    "version": 3
  }
}