Pith Number

pith:4PX75WMY

pith:2025:4PX75WMYLQ2WMGCWHEVKIOTR43

not attested not anchored not stored refs pending

Wallets as Universal Access Devices

Kim Peiter J{\o}rgensen

arxiv:2507.06254 v1 · 2025-07-06 · 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{4PX75WMYLQ2WMGCWHEVKIOTR43}

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	2026-07-05T11:34:12.613579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3effed9985c35661856392aa43a71e6d68b3faba7e5ef8c3f8a8f7e1363d3f6

Aliases

arxiv: 2507.06254 · arxiv_version: 2507.06254v1 · doi: 10.48550/arxiv.2507.06254 · pith_short_12: 4PX75WMYLQ2W · pith_short_16: 4PX75WMYLQ2WMGCW · pith_short_8: 4PX75WMY

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/4PX75WMYLQ2WMGCWHEVKIOTR43 \
  | 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: e3effed9985c35661856392aa43a71e6d68b3faba7e5ef8c3f8a8f7e1363d3f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ffaf7ddc52b432579fe02d72a01c03d3a8188464107edce5cee3c461c5e4963",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-07-06T17:42:24Z",
    "title_canon_sha256": "6442a61bf61cc7ada87e5376503d1c849ebc143667842b28ffa8304baf594a31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.06254",
    "kind": "arxiv",
    "version": 1
  }
}