Pith Number

pith:LJGPC2NV

pith:2026:LJGPC2NVKJPRN3TSUYOTXBUUMJ

not attested not anchored not stored refs pending

A Unified Framework for Sample Complexity of Structured Quantum State Tomography under Noisy Observations

Zhen Qin

arxiv:2608.05526 v1 · 2026-08-06 · quant-ph · eess.SP · math.OC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LJGPC2NVKJPRN3TSUYOTXBUUMJ}

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	2026-08-07T00:48:01.771362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a4cf169b5525f16ee72a61d3b8694626561a9db7a7cc0e7d0fcb190b9708e55

Aliases

arxiv: 2608.05526 · arxiv_version: 2608.05526v1 · doi: 10.48550/arxiv.2608.05526 · pith_short_12: LJGPC2NVKJPR · pith_short_16: LJGPC2NVKJPRN3TS · pith_short_8: LJGPC2NV

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/LJGPC2NVKJPRN3TSUYOTXBUUMJ \
  | 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: 5a4cf169b5525f16ee72a61d3b8694626561a9db7a7cc0e7d0fcb190b9708e55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd4a38e52bd24573814ccdebbbef3842f14a6fef3e69c8820c03f391f03b109f",
    "cross_cats_sorted": [
      "eess.SP",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-08-06T02:06:44Z",
    "title_canon_sha256": "f77a80579d4e74fe46de57c6325797dc3dddd1a880f1af73944a867cb767dbec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.05526",
    "kind": "arxiv",
    "version": 1
  }
}