Pith Number

pith:P26Y4FHX

pith:2012:P26Y4FHXB2RQUWV5GWK6D5DXKM

not attested not anchored not stored refs pending

The preparation problem in nonlinear extensions of quantum theory

Eric G. Cavalcanti, Jacques L. Pienaar, Nicolas C. Menicucci

arxiv:1206.2725 v1 · 2012-06-13 · 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{P26Y4FHXB2RQUWV5GWK6D5DXKM}

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

1 paper in Pith

Retrocausal capacity of a quantum channel

Receipt and verification

First computed	2026-05-18T03:53:43.232997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ebd8e14f70ea30a5abd3595e1f4775300f072b063fcd40d94e93c0d3c2c6f9a

Aliases

arxiv: 1206.2725 · arxiv_version: 1206.2725v1 · doi: 10.48550/arxiv.1206.2725 · pith_short_12: P26Y4FHXB2RQ · pith_short_16: P26Y4FHXB2RQUWV5 · pith_short_8: P26Y4FHX

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/P26Y4FHXB2RQUWV5GWK6D5DXKM \
  | 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: 7ebd8e14f70ea30a5abd3595e1f4775300f072b063fcd40d94e93c0d3c2c6f9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e887a9cb2a20dcad64b09041d17a6957e2a55e683ff01cde8422eea645f83b7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-06-13T06:22:19Z",
    "title_canon_sha256": "4d39d3c65381bbd3fdd96e40762ac4bc283d2e5c5a48736e53543d60fba6fbda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.2725",
    "kind": "arxiv",
    "version": 1
  }
}