Pith Number

pith:EMCES4DL

pith:2024:EMCES4DLDC35S3IIR34LTY6UPC

not attested not anchored not stored refs pending

How to design a Public Key Infrastructure for a Central Bank Digital Currency

Lars Hupel, Makan Rafiee

arxiv:2412.04051 v2 · 2024-12-05 · cs.CR · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EMCES4DLDC35S3IIR34LTY6UPC}

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	2026-07-05T11:31:41.788556Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

230449706b18b7d96d088ef8b9e3d4789bb2e9cd634465eaceb2058d9c379c92

Aliases

arxiv: 2412.04051 · arxiv_version: 2412.04051v2 · doi: 10.48550/arxiv.2412.04051 · pith_short_12: EMCES4DLDC35 · pith_short_16: EMCES4DLDC35S3II · pith_short_8: EMCES4DL

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/EMCES4DLDC35S3IIR34LTY6UPC \
  | 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: 230449706b18b7d96d088ef8b9e3d4789bb2e9cd634465eaceb2058d9c379c92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30e83a9f6c8a4654ab9ee32679fc8791d3202ef961e68687e383ed05d87c7f46",
    "cross_cats_sorted": [
      "cs.NI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2024-12-05T10:41:38Z",
    "title_canon_sha256": "2b28421a480459f9aada640f6d6de2ffd2c792db5e4419edf24691832b26b0be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.04051",
    "kind": "arxiv",
    "version": 2
  }
}