Pith Number

pith:2C4DJ3WP

pith:2019:2C4DJ3WPGPJFGCTFIS4Z4IG3G4

not attested not anchored not stored refs pending

A Utility-Preserving GAN for Face Obscuration

Amy R. Reibman, David G\"uera, Edward J. Delp, Hanxiang Hao

arxiv:1906.11979 v1 · 2019-06-27 · cs.CV · cs.CR · cs.LG · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2C4DJ3WPGPJFGCTFIS4Z4IG3G4}

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	2026-05-17T23:41:59.618047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0b834eecf33d2530a6544b99e20db371c14c0de85e0f23e13b77535f878860a

Aliases

arxiv: 1906.11979 · arxiv_version: 1906.11979v1 · doi: 10.48550/arxiv.1906.11979 · pith_short_12: 2C4DJ3WPGPJF · pith_short_16: 2C4DJ3WPGPJFGCTF · pith_short_8: 2C4DJ3WP

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/2C4DJ3WPGPJFGCTFIS4Z4IG3G4 \
  | 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: d0b834eecf33d2530a6544b99e20db371c14c0de85e0f23e13b77535f878860a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63a4af069f6b84cdb2d7fa57bf6cd8126afcd12517fe8e61adc5096825a85b45",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.LG",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-06-27T22:01:27Z",
    "title_canon_sha256": "6bd423fc9ce2343f0b32ced32d2576d0f9fc49b42998b6c30210de02bf5756ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.11979",
    "kind": "arxiv",
    "version": 1
  }
}