Pith Number

pith:VHAUR5HI

pith:2012:VHAUR5HIMPQK5WS2ERPN6FGKQ5

not attested not anchored not stored refs pending

Fourier Transform Quantum State Tomography

Agata M. Branczyk, Daniel F. V. James, Mohammadreza Mohammadi

arxiv:1211.1399 v2 · 2012-11-06 · 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{VHAUR5HIMPQK5WS2ERPN6FGKQ5}

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	2026-05-18T03:36:15.739660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9c148f4e863e0aeda5a245edf14ca874a3cb9c9e8b78e9f3c02117aa0fd337c

Aliases

arxiv: 1211.1399 · arxiv_version: 1211.1399v2 · doi: 10.48550/arxiv.1211.1399 · pith_short_12: VHAUR5HIMPQK · pith_short_16: VHAUR5HIMPQK5WS2 · pith_short_8: VHAUR5HI

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/VHAUR5HIMPQK5WS2ERPN6FGKQ5 \
  | 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: a9c148f4e863e0aeda5a245edf14ca874a3cb9c9e8b78e9f3c02117aa0fd337c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8c4883728efa34d3db84c1bc52631a45c9363389a2cf38708990556ed6c2ff2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-11-06T21:10:39Z",
    "title_canon_sha256": "808002f94f6d1e340f577a5940381b350f5b9907dc9a43e9eee236efced6ed92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.1399",
    "kind": "arxiv",
    "version": 2
  }
}