Pith Number

pith:OIH6C7BI

pith:2026:OIH6C7BIGMOTF5QZOXUWP4Y5L3

not attested not anchored not stored refs pending

Tests of constructor theory

Chiara Marletto, David Deutsch, Vlatko Vedral

arxiv:2606.07352 v1 · 2026-06-05 · 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{OIH6C7BIGMOTF5QZOXUWP4Y5L3}

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	2026-06-08T01:05:21.628818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

720fe17c28331d32f61975e967f31d5ee2a84e879ba2e9775bb0acfa251b4818

Aliases

arxiv: 2606.07352 · arxiv_version: 2606.07352v1 · doi: 10.48550/arxiv.2606.07352 · pith_short_12: OIH6C7BIGMOT · pith_short_16: OIH6C7BIGMOTF5QZ · pith_short_8: OIH6C7BI

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/OIH6C7BIGMOTF5QZOXUWP4Y5L3 \
  | 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: 720fe17c28331d32f61975e967f31d5ee2a84e879ba2e9775bb0acfa251b4818

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7bc3f6c5850f7aa3de8ee485ef72085d85414e3ed892c03d83bca90d011a185",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-05T15:02:12Z",
    "title_canon_sha256": "6526333a715c8b536b17687c56eb7048f1029ce9265ff4b7256a662a401c4892"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.07352",
    "kind": "arxiv",
    "version": 1
  }
}