Pith Number

pith:NQVJXXFC

pith:2013:NQVJXXFCAQ6ANYWPYVZ25APXMK

not attested not anchored not stored refs pending

The efficiency of quantum tomography based on photon detection

S.P.Kulik, Yu.I. Bogdanov

arxiv:1311.1410 v1 · 2013-11-06 · 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{NQVJXXFCAQ6ANYWPYVZ25APXMK}

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	2026-05-18T03:07:53.429663Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c2a9bdca2043c06e2cfc573ae81f762b6c716a5c2cbd80bbfad6e32d32dc396

Aliases

arxiv: 1311.1410 · arxiv_version: 1311.1410v1 · doi: 10.48550/arxiv.1311.1410 · pith_short_12: NQVJXXFCAQ6A · pith_short_16: NQVJXXFCAQ6ANYWP · pith_short_8: NQVJXXFC

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/NQVJXXFCAQ6ANYWPYVZ25APXMK \
  | 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: 6c2a9bdca2043c06e2cfc573ae81f762b6c716a5c2cbd80bbfad6e32d32dc396

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ad3c333ba379f19992a4c194115fa0871cc07f338ae28f34b4c4d07cc86a1a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-11-06T14:50:22Z",
    "title_canon_sha256": "1bfeed55305763e8a131da50a06b9bda13869420b7392b56a8b1e2311ac24e44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.1410",
    "kind": "arxiv",
    "version": 1
  }
}