Pith Number

pith:2LCILDWY

pith:2010:2LCILDWYDB6QMODVASDIFIECTE

not attested not anchored not stored refs pending

Robustness of raw quantum tomography

E.C.G. Sudarshan, G. Florio, G. Marmo, M. Asorey, P. Facchi, S. Pascazio, V.I. Man'ko

arxiv:1003.1664 v2 · 2010-03-08 · 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{2LCILDWYDB6QMODVASDIFIECTE}

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	2026-05-18T04:31:50.445989Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2c4858ed8187d063875048682a0829901f645cd831e6c016371827dd46cbe37

Aliases

arxiv: 1003.1664 · arxiv_version: 1003.1664v2 · doi: 10.48550/arxiv.1003.1664 · pith_short_12: 2LCILDWYDB6Q · pith_short_16: 2LCILDWYDB6QMODV · pith_short_8: 2LCILDWY

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/2LCILDWYDB6QMODVASDIFIECTE \
  | 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: d2c4858ed8187d063875048682a0829901f645cd831e6c016371827dd46cbe37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad8072bd07439f64e17a3bd9b3b9de25273ce7a3c0434a3732b6f0417a70821b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-03-08T16:26:15Z",
    "title_canon_sha256": "dfba8fbadb3626a1fd2e609a410308fac1f6a32b54408d400a19c79175ceb194"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.1664",
    "kind": "arxiv",
    "version": 2
  }
}