Pith Number

pith:DHGFS2AR

pith:2026:DHGFS2ARX7GLPWJGKZQ5FBYMET

not attested not anchored not stored refs pending

The uncloneable bit exists

Anne Broadbent, Archishna Bhattacharyya, Eric Culf

arxiv:2603.08916 v2 · 2026-03-09 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DHGFS2ARX7GLPWJGKZQ5FBYMET}

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.

Cited by

1 paper in Pith

Statistically secure uncloneable encryption of arbitrary messages

Receipt and verification

First computed	2026-06-05T01:14:36.273434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19cc596811bfccb7d9265661d2870c24e364039759c96c2666cfe0d881eff936

Aliases

arxiv: 2603.08916 · arxiv_version: 2603.08916v2 · doi: 10.48550/arxiv.2603.08916 · pith_short_12: DHGFS2ARX7GL · pith_short_16: DHGFS2ARX7GLPWJG · pith_short_8: DHGFS2AR

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/DHGFS2ARX7GLPWJGKZQ5FBYMET \
  | 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: 19cc596811bfccb7d9265661d2870c24e364039759c96c2666cfe0d881eff936

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bed042cad570146abdbcd1c67c56b634a1ef93806e94023af8f1d7b5cfccd64c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-03-09T20:33:33Z",
    "title_canon_sha256": "3a958f8f4c29c5f85690b9a84d01acde50f0be15c040a03b43aa995b753c4c34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.08916",
    "kind": "arxiv",
    "version": 2
  }
}