Pith Number

pith:RQOXI5F4

pith:2025:RQOXI5F44FV3CT3U2WRVDAPVUQ

not attested not anchored not stored refs pending

Privacy of Groups in Dense Street Imagery

Hauke Sandhaus, Helen Nissenbaum, Madiha Zahrah Choksi, Matt Franchi, Severin Engelmann, Wendy Ju

arxiv:2505.07085 v1 · 2025-05-11 · cs.CY · cs.CV · cs.ET

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RQOXI5F44FV3CT3U2WRVDAPVUQ}

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	2026-07-05T11:01:42.450224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c1d7474bce16bb14f74d5a35181f5a43a0ef1a272d1869650b86c49ed642352

Aliases

arxiv: 2505.07085 · arxiv_version: 2505.07085v1 · doi: 10.48550/arxiv.2505.07085 · pith_short_12: RQOXI5F44FV3 · pith_short_16: RQOXI5F44FV3CT3U · pith_short_8: RQOXI5F4

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/RQOXI5F44FV3CT3U2WRVDAPVUQ \
  | 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: 8c1d7474bce16bb14f74d5a35181f5a43a0ef1a272d1869650b86c49ed642352

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74e410bbfe0729c0b9889bbc772dafa8763ea7ad4739c619fc1ce722539c47b2",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.ET"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2025-05-11T18:16:08Z",
    "title_canon_sha256": "b877f725289303c945be81d50773a9a79cad036b89b344336211274618ba98e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.07085",
    "kind": "arxiv",
    "version": 1
  }
}