Pith Number

pith:RNUUX2DY

pith:2017:RNUUX2DYHNKWLSDGV5C4EHXFWE

not attested not anchored not stored refs pending

Update-tolerant and Revocable Password Backup (Extended Version)

Dominique Metz, Johannes Braun, Johannes Buchmann, Moritz Horsch

arxiv:1704.02883 v2 · 2017-04-10 · 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{RNUUX2DYHNKWLSDGV5C4EHXFWE}

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	2026-05-18T00:45:31.920165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b694be8783b5565c866af45c21ee5b1180239e03420363e5b8a60c1c29c1fe2

Aliases

arxiv: 1704.02883 · arxiv_version: 1704.02883v2 · doi: 10.48550/arxiv.1704.02883 · pith_short_12: RNUUX2DYHNKW · pith_short_16: RNUUX2DYHNKWLSDG · pith_short_8: RNUUX2DY

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/RNUUX2DYHNKWLSDGV5C4EHXFWE \
  | 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: 8b694be8783b5565c866af45c21ee5b1180239e03420363e5b8a60c1c29c1fe2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10272a7cb454083bee73fa9fb014145a63da5a8c7ceb6b6faac61c733bfecca9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2017-04-10T14:40:37Z",
    "title_canon_sha256": "e7bd2c6f1afb6bb6577df7eafe57c56e0eb550a5ef005d5b3a3b6a49d41df95c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.02883",
    "kind": "arxiv",
    "version": 2
  }
}