Pith Number

pith:4Y7CUUNF

pith:2026:4Y7CUUNFLKHOOBGHP7DDX6VVKD

not attested not anchored not stored refs pending

Are Algorithm Registers Transparent? Perspectives from Germany

Iman Peljto, Mattia Cerrato, Xenia Heilmann

arxiv:2606.02347 v1 · 2026-06-01 · 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{4Y7CUUNFLKHOOBGHP7DDX6VVKD}

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	2026-06-02T03:04:56.726061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e63e2a51a55a8ee704c77fc63bfab550f03da39a54a4d8c177a5ead244b4ec7c

Aliases

arxiv: 2606.02347 · arxiv_version: 2606.02347v1 · doi: 10.48550/arxiv.2606.02347 · pith_short_12: 4Y7CUUNFLKHO · pith_short_16: 4Y7CUUNFLKHOOBGH · pith_short_8: 4Y7CUUNF

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/4Y7CUUNFLKHOOBGHP7DDX6VVKD \
  | 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: e63e2a51a55a8ee704c77fc63bfab550f03da39a54a4d8c177a5ead244b4ec7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c5c553f61cfdd7f742ebc9ad226c31954bfd7662cbfaf6cafeb275f63b15c58",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2026-06-01T14:57:27Z",
    "title_canon_sha256": "3c36e619f9dcc3e2f0c31eb3ccf46fd06c62f76b01bdc730d52fd937ae85f376"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.02347",
    "kind": "arxiv",
    "version": 1
  }
}