Pith Number

pith:DW3FROJB

pith:2018:DW3FROJBKMETLUVVP7I7NW355G

not attested not anchored not stored refs pending

Protecting Sensory Data against Sensitive Inferences

Andrea Cavallaro, Hamed Haddadi, Mohammad Malekzadeh, Richard G. Clegg

arxiv:1802.07802 v4 · 2018-02-21 · 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{DW3FROJBKMETLUVVP7I7NW355G}

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	2026-05-18T00:12:48.303457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1db658b921530935d2b57fd1f6db7de98c51bbc1e11f6a20753c373d78142b8f

Aliases

arxiv: 1802.07802 · arxiv_version: 1802.07802v4 · doi: 10.48550/arxiv.1802.07802 · pith_short_12: DW3FROJBKMET · pith_short_16: DW3FROJBKMETLUVV · pith_short_8: DW3FROJB

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/DW3FROJBKMETLUVVP7I7NW355G \
  | 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: 1db658b921530935d2b57fd1f6db7de98c51bbc1e11f6a20753c373d78142b8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "756cedc759db6787d5ecc269ec447bf4a8849cc5efeb8769566554a0fe63469c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-02-21T20:57:08Z",
    "title_canon_sha256": "3639f031cf6435935232824b7fe9f8f51c96d5b3ac548bcb8faf72cb3db02b3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.07802",
    "kind": "arxiv",
    "version": 4
  }
}