Pith Number

pith:DDVIJEFA

pith:2018:DDVIJEFAEZBYE3UOCC3JETPTAL

not attested not anchored not stored refs pending

Keys in the Clouds: Auditable Multi-device Access to Cryptographic Credentials

Andrew Paverd, Arseny Kurnikov, Mohammad Mannan, N. Asokan

arxiv:1804.08569 v2 · 2018-04-23 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DDVIJEFAEZBYE3UOCC3JETPTAL}

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	2026-05-18T00:04:12.995425Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18ea8490a02643826e8e10b6924df302d3b478b20458b7e79d30ff5ff0a159e5

Aliases

arxiv: 1804.08569 · arxiv_version: 1804.08569v2 · doi: 10.48550/arxiv.1804.08569 · pith_short_12: DDVIJEFAEZBY · pith_short_16: DDVIJEFAEZBYE3UO · pith_short_8: DDVIJEFA

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/DDVIJEFAEZBYE3UOCC3JETPTAL \
  | 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: 18ea8490a02643826e8e10b6924df302d3b478b20458b7e79d30ff5ff0a159e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b187c0bd02104421064b130274a0f36246025bb16aa45f7876bf0ebb9cb5ec74",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2018-04-23T17:09:59Z",
    "title_canon_sha256": "332ec7a2153a9cdade4df759307a0182487f5167b261f52b22e02405548208b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.08569",
    "kind": "arxiv",
    "version": 2
  }
}