Pith Number

pith:NHMP7W4A

pith:1997:NHMP7W4AQGSD4KPWV6LRSJHVH2

not attested not anchored not stored refs pending

Different realizations of tomographic principle in quantum state measurement

Camerino, Italy), Moscow, Paolo Tombesi (Dipartimento di Matematica e Fisica, Russia), Stefano Mancini, Universit\`a di Camerino, Vladimir I. Man'ko (Lebedev Physical Institute

arxiv:quant-ph/9709012 v1 · 1997-09-05 · 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{NHMP7W4AQGSD4KPWV6LRSJHVH2}

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	2026-05-18T01:37:53.112722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69d8ffdb8081a43e29f6af971924f53ea7af8669d73bb41a44fb225e0c5e3b56

Aliases

arxiv: quant-ph/9709012 · arxiv_version: quant-ph/9709012v1 · doi: 10.48550/arxiv.quant-ph/9709012 · pith_short_12: NHMP7W4AQGSD · pith_short_16: NHMP7W4AQGSD4KPW · pith_short_8: NHMP7W4A

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/NHMP7W4AQGSD4KPWV6LRSJHVH2 \
  | 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: 69d8ffdb8081a43e29f6af971924f53ea7af8669d73bb41a44fb225e0c5e3b56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "904bb6b6057862ac684a1e064812d0979e443c6b226fae11a1fbfeada354649b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1997-09-05T13:14:51Z",
    "title_canon_sha256": "d998520b054688b28167e2b30fee2f247c6a4d9a81206455e43964e18f86b0ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9709012",
    "kind": "arxiv",
    "version": 1
  }
}