Pith Number

pith:5JVMBCR7

pith:2023:5JVMBCR7VKZEVR5GZFVAABHGKN

not attested not anchored not stored refs pending

Uncloneable Cryptographic Primitives with Interaction

Anne Broadbent, Eric Culf

arxiv:2303.00048 v1 · 2023-02-28 · quant-ph · 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{5JVMBCR7VKZEVR5GZFVAABHGKN}

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	2026-07-05T05:46:53.944803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea6ac08a3faab24ac7a6c96a0004e6536d9e0ea5a5bf9a3d51cdd58e0e9787bb

Aliases

arxiv: 2303.00048 · arxiv_version: 2303.00048v1 · doi: 10.48550/arxiv.2303.00048 · pith_short_12: 5JVMBCR7VKZE · pith_short_16: 5JVMBCR7VKZEVR5G · pith_short_8: 5JVMBCR7

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/5JVMBCR7VKZEVR5GZFVAABHGKN \
  | 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: ea6ac08a3faab24ac7a6c96a0004e6536d9e0ea5a5bf9a3d51cdd58e0e9787bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d923e3eff9f69084fa2b42351f7d5cd68f24cd5b28d490877d21eb5354f38bc",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-02-28T19:46:15Z",
    "title_canon_sha256": "9700a101bd7a6e87a78c56ba8bfa13a7e29be2399b18d86cfa04793826cd6841"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.00048",
    "kind": "arxiv",
    "version": 1
  }
}