Pith Number

pith:5DQB7IJG

pith:2026:5DQB7IJGRBUEZLCHYAJDSOUBEL

not attested not anchored not stored refs pending

The quantum mechanics of experiments

Alessandro Pizzo, J\"urg Fr\"ohlich

arxiv:2603.25335 v2 · 2026-03-26 · quant-ph · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5DQB7IJGRBUEZLCHYAJDSOUBEL}

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	2026-07-14T02:21:32.416897Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8e01fa12688684cac47c012393a8122d77398f62d334f466c3a110e190d359b

Aliases

arxiv: 2603.25335 · arxiv_version: 2603.25335v2 · doi: 10.48550/arxiv.2603.25335 · pith_short_12: 5DQB7IJGRBUE · pith_short_16: 5DQB7IJGRBUEZLCH · pith_short_8: 5DQB7IJG

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/5DQB7IJGRBUEZLCHYAJDSOUBEL \
  | 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: e8e01fa12688684cac47c012393a8122d77398f62d334f466c3a110e190d359b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef9a4d1862dbbe557b47e6f6c32b08208e2fe79693231e9ab2fc97412b50bb2a",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-03-26T11:25:21Z",
    "title_canon_sha256": "358698351c694bbcd1f83a8c0a7b132ffe1c739a82f878e9a163e05031fa39b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.25335",
    "kind": "arxiv",
    "version": 2
  }
}