Pith Number

pith:ZBJEMEJH

pith:2025:ZBJEMEJHYXZWUVROSOJYKF6JOL

not attested not anchored not stored refs pending

Observable and Unobservable in Quantum Mechanics

Marcello Poletti

arxiv:2507.00098 v1 · 2025-06-30 · quant-ph · physics.hist-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{ZBJEMEJHYXZWUVROSOJYKF6JOL}

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	2026-07-05T11:29:36.959857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c852461127c5f36a562e93938517c972ff11b554c388e9c85fa43da9cd917846

Aliases

arxiv: 2507.00098 · arxiv_version: 2507.00098v1 · doi: 10.48550/arxiv.2507.00098 · pith_short_12: ZBJEMEJHYXZW · pith_short_16: ZBJEMEJHYXZWUVRO · pith_short_8: ZBJEMEJH

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/ZBJEMEJHYXZWUVROSOJYKF6JOL \
  | 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: c852461127c5f36a562e93938517c972ff11b554c388e9c85fa43da9cd917846

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbe9612b166001d64ca036e78e590c9bec93840a7c22a8dacba6ad7ff0bd97b2",
    "cross_cats_sorted": [
      "physics.hist-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-06-30T12:23:50Z",
    "title_canon_sha256": "ebb14d6c96d6d3ea6be08d0a18e65668b89161c3ca240d9960c2653e2f9a700d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.00098",
    "kind": "arxiv",
    "version": 1
  }
}