Pith Number

pith:GWZVP4HV

pith:2018:GWZVP4HVYYDDWBOXBYKP6I4J3A

not attested not anchored not stored refs pending

Distinguishing between statistical and systematic errors in quantum process tomography

Christof Wunderlich, Gouri S. Giri, Sabine W\"olk, Theeraphot Sriarunothai

arxiv:1808.10336 v2 · 2018-08-30 · 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{GWZVP4HVYYDDWBOXBYKP6I4J3A}

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	2026-05-17T23:55:55.369675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35b357f0f5c6063b05d70e14ff2389d815a009427ec5e88fa9ae58a6508df6fc

Aliases

arxiv: 1808.10336 · arxiv_version: 1808.10336v2 · doi: 10.48550/arxiv.1808.10336 · pith_short_12: GWZVP4HVYYDD · pith_short_16: GWZVP4HVYYDDWBOX · pith_short_8: GWZVP4HV

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/GWZVP4HVYYDDWBOXBYKP6I4J3A \
  | 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: 35b357f0f5c6063b05d70e14ff2389d815a009427ec5e88fa9ae58a6508df6fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3101fceb8530e4cfe5a644064a9da9961060dbf3e40054297cdc614c129a8ada",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-08-30T15:01:41Z",
    "title_canon_sha256": "7e74ce5d9bf842c5aa2545bc39f1cf405fe122a09a301fab9f1f0d88e00ac4b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.10336",
    "kind": "arxiv",
    "version": 2
  }
}