Pith Number

pith:G56PWPH3

pith:2018:G56PWPH353IEK7IMY7FXYSCRY4

not attested not anchored not stored refs pending

Crowdsensing and privacy in smart city applications

Alexander Krumpholz, Jongkil Kim, Raj Gaire, Rajiv Ranjan, Ratan K. Ghosh, R.K. Shyamasundar, Surya Nepal

arxiv:1806.07534 v1 · 2018-06-20 · cs.CR · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G56PWPH353IEK7IMY7FXYSCRY4}

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	2026-05-18T00:12:47.462341Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

377cfb3cfbeed0457d0cc7cb7c4851c720e7565c89de7873051265036b6294fd

Aliases

arxiv: 1806.07534 · arxiv_version: 1806.07534v1 · doi: 10.48550/arxiv.1806.07534 · pith_short_12: G56PWPH353IE · pith_short_16: G56PWPH353IEK7IM · pith_short_8: G56PWPH3

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/G56PWPH353IEK7IMY7FXYSCRY4 \
  | 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: 377cfb3cfbeed0457d0cc7cb7c4851c720e7565c89de7873051265036b6294fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d918590283dbf40d68b6c3fe98817bbef947282916f0b84622cc3ceb5fb882c5",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2018-06-20T03:21:36Z",
    "title_canon_sha256": "aa37597d363b0d08a511f138587ed3d21a9d6f278d7b64c46d740b45c656e040"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.07534",
    "kind": "arxiv",
    "version": 1
  }
}