Pith Number

pith:WJ7W7QYF

pith:2014:WJ7W7QYFGMDAYWVCCE3GHVR7VX

not attested not anchored not stored refs pending

Ad hoc physical Hilbert spaces in Quantum Mechanics

Francisco M. Fern\'andez, Iveta Semor\'adov\'a, Javier Garcia, Miloslav Znojil

arxiv:1405.7284 v2 · 2014-05-28 · 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{WJ7W7QYFGMDAYWVCCE3GHVR7VX}

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	2026-05-18T01:27:46.633651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b27f6fc30533060c5aa2113663d63fadfa092bd1f8f87078ea614f8d23434183

Aliases

arxiv: 1405.7284 · arxiv_version: 1405.7284v2 · doi: 10.48550/arxiv.1405.7284 · pith_short_12: WJ7W7QYFGMDA · pith_short_16: WJ7W7QYFGMDAYWVC · pith_short_8: WJ7W7QYF

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/WJ7W7QYFGMDAYWVCCE3GHVR7VX \
  | 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: b27f6fc30533060c5aa2113663d63fadfa092bd1f8f87078ea614f8d23434183

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7872619863cec20db80b87873f760a337976c03d80703e57945d8955b0748298",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-05-28T15:59:55Z",
    "title_canon_sha256": "87c007a4a49452d46cccf92641218db8fa44c5ea19c55a3909b08713e7232d90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.7284",
    "kind": "arxiv",
    "version": 2
  }
}