Pith Number

pith:IIRLQ5KF

pith:2021:IIRLQ5KF32YPFEYOCW2CO7LRLS

not attested not anchored not stored refs pending

Perceptual Indistinguishability-Net (PI-Net): Facial Image Obfuscation with Manipulable Semantics

Chia-Mu Yu, Chun-Shien Lu, Jia-Wei Chen, Li-Ju Chen

arxiv:2104.01753 v2 · 2021-04-05 · 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{IIRLQ5KF32YPFEYOCW2CO7LRLS}

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	2026-07-05T02:29:58.532209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4222b87545deb0f2930e15b4277d715c81dd71a09169419565da2a34f60359c8

Aliases

arxiv: 2104.01753 · arxiv_version: 2104.01753v2 · doi: 10.48550/arxiv.2104.01753 · pith_short_12: IIRLQ5KF32YP · pith_short_16: IIRLQ5KF32YPFEYO · pith_short_8: IIRLQ5KF

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/IIRLQ5KF32YPFEYOCW2CO7LRLS \
  | 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: 4222b87545deb0f2930e15b4277d715c81dd71a09169419565da2a34f60359c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e68daea80e48d9735313b60b5168c73aae93a82bbddbfd5bf9a9daf5121218a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-04-05T03:40:07Z",
    "title_canon_sha256": "5c8431bbe49882ebbf7f97a3412cb789052d5d5108078550fcc437acf6c438a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.01753",
    "kind": "arxiv",
    "version": 2
  }
}