Pith Number

pith:NW57JSA3

pith:2018:NW57JSA3UIFNP4FSYTT4GI7CLC

not attested not anchored not stored refs pending

CPAR: Cloud-Assisted Privacy-preserving Image Annotation with Randomized KD-Forest

Jiawei Yuan, Yantian Hou, Yifan Tian

arxiv:1811.04195 v2 · 2018-11-10 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NW57JSA3UIFNP4FSYTT4GI7CLC}

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	2026-05-17T23:54:15.745924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6dbbf4c81ba20ad7f0b2c4e7c323e25883c49f9d2d012c83fa55b4c01197ffcf

Aliases

arxiv: 1811.04195 · arxiv_version: 1811.04195v2 · doi: 10.48550/arxiv.1811.04195 · pith_short_12: NW57JSA3UIFN · pith_short_16: NW57JSA3UIFNP4FS · pith_short_8: NW57JSA3

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/NW57JSA3UIFNP4FSYTT4GI7CLC \
  | 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: 6dbbf4c81ba20ad7f0b2c4e7c323e25883c49f9d2d012c83fa55b4c01197ffcf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f5bebed4f9af241ccc876e485b2cd216f75a5f07fd9b427594271ba37fdc075",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2018-11-10T04:50:10Z",
    "title_canon_sha256": "62f51f60da20bc16ffde2fc7276630102e743783b7ad32b871b639f5de821269"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.04195",
    "kind": "arxiv",
    "version": 2
  }
}