Pith Number

pith:WQMV5SNU

pith:2021:WQMV5SNUWBKV3FFOWNBTQVP7YF

not attested not anchored not stored refs pending

Quantum circuits with classical versus quantum control of causal order

Alastair A. Abbott, Cyril Branciard, Hippolyte Dourdent, Julian Wechs

arxiv:2101.08796 v3 · 2021-01-21 · 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{WQMV5SNUWBKV3FFOWNBTQVP7YF}

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.

Cited by

3 papers in Pith

How many systems can be dephased before the quantum switch becomes causally definite?

Quantum Advantage in Storage and Retrieval of Isometry Channels

Order structure and signalling in higher order quantum maps

Receipt and verification

First computed	2026-07-05T06:21:44.380567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4195ec9b4b0555d94aeb3433855ffc14d76b19ab96eb1f8e6772c686ea73abd

Aliases

arxiv: 2101.08796 · arxiv_version: 2101.08796v3 · doi: 10.48550/arxiv.2101.08796 · pith_short_12: WQMV5SNUWBKV · pith_short_16: WQMV5SNUWBKV3FFO · pith_short_8: WQMV5SNU

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/WQMV5SNUWBKV3FFOWNBTQVP7YF \
  | 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: b4195ec9b4b0555d94aeb3433855ffc14d76b19ab96eb1f8e6772c686ea73abd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "450f6b88d88b298e4d36fbb42fc0f680a680d9c294bf4ffd32e6193328aa07c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-01-21T19:00:06Z",
    "title_canon_sha256": "3d7f9d37a4c57e95a858026f21aba71d8dc4710499c13c60db7c6d625d5b2510"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.08796",
    "kind": "arxiv",
    "version": 3
  }
}