Pith Number

pith:HWJ7HEK5

pith:2023:HWJ7HEK5A7FIORQ2VR3GJD4YLC

not attested not anchored not stored refs pending

PRO-Face S: Privacy-preserving Reversible Obfuscation of Face Images via Secure Flow

Jiaxu Leng, Kai Liang, Lin Yuan, Nannan Wang, Tao Wu, Xiao Pu, Xinbo Gao, Yan Zhang

arxiv:2307.09146 v1 · 2023-07-18 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HWJ7HEK5A7FIORQ2VR3GJD4YLC}

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	2026-07-05T06:32:13.041613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d93f3915d07ca87461aac76648f98588c85b3be452f20b99231aac0a301cee3

Aliases

arxiv: 2307.09146 · arxiv_version: 2307.09146v1 · doi: 10.48550/arxiv.2307.09146 · pith_short_12: HWJ7HEK5A7FI · pith_short_16: HWJ7HEK5A7FIORQ2 · pith_short_8: HWJ7HEK5

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/HWJ7HEK5A7FIORQ2VR3GJD4YLC \
  | 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: 3d93f3915d07ca87461aac76648f98588c85b3be452f20b99231aac0a301cee3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "837adb0a8204c68d489d4b79e17e34b16c76c7806f979df57ff6f5633517f3e3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-07-18T10:55:54Z",
    "title_canon_sha256": "580c5873a77d9b7da3ec67e05a1edfa51d98d7e0caa04545efcd7c200307aee5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.09146",
    "kind": "arxiv",
    "version": 1
  }
}