Pith Number

pith:VEJGHPGX

pith:2018:VEJGHPGXUPDSUUI4OVEZPQ4N5U

not attested not anchored not stored refs pending

VirtualIdentity: Privacy-Preserving User Profiling

Anderson C. A. Nascimento, Caleb Horst, Golnoosh Farnadi, Kebra Thompson, Martine De Cock, Michael Nickels, Rafael Dowsley, Sisi Wang, Wing-Sea Poon

arxiv:1808.10151 v1 · 2018-08-30 · cs.CR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VEJGHPGXUPDSUUI4OVEZPQ4N5U}

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	2026-05-18T00:06:49.653483Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a91263bcd7a3c72a511c754997c38ded0e51a307996d4374ff994a2358233b6b

Aliases

arxiv: 1808.10151 · arxiv_version: 1808.10151v1 · doi: 10.48550/arxiv.1808.10151 · pith_short_12: VEJGHPGXUPDS · pith_short_16: VEJGHPGXUPDSUUI4 · pith_short_8: VEJGHPGX

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/VEJGHPGXUPDSUUI4OVEZPQ4N5U \
  | 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: a91263bcd7a3c72a511c754997c38ded0e51a307996d4374ff994a2358233b6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f11b060a3def5b0de5f4dffbd2b7958644c1b2a1eaece4e9c7a364d37472fc8",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2018-08-30T07:21:16Z",
    "title_canon_sha256": "0b788955642e45a29df0c8b39eb75b0cbcdef4d590bac9ce74955c8f2757ba85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.10151",
    "kind": "arxiv",
    "version": 1
  }
}