Pith Number

pith:HQ7FYKNE

pith:2014:HQ7FYKNEBFQGQR24X476FNIMGA

not attested not anchored not stored refs pending

Information Causality in the Quantum and Post-Quantum Regime

Alessandro Fedrizzi, Andrew G. White, Dominic W. Berry, Martin Ringbauer

arxiv:1406.5034 v2 · 2014-06-19 · 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{HQ7FYKNEBFQGQR24X476FNIMGA}

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	2026-05-18T02:37:53.774300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c3e5c29a4096068475cbf3fe2b50c301862801532fb2b08f19d8695d356c331

Aliases

arxiv: 1406.5034 · arxiv_version: 1406.5034v2 · doi: 10.48550/arxiv.1406.5034 · pith_short_12: HQ7FYKNEBFQG · pith_short_16: HQ7FYKNEBFQGQR24 · pith_short_8: HQ7FYKNE

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/HQ7FYKNEBFQGQR24X476FNIMGA \
  | 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: 3c3e5c29a4096068475cbf3fe2b50c301862801532fb2b08f19d8695d356c331

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe43e504bcfa69db07a8333ed2a64e7ed2fef1b87a1ee152785313ce8127ad4e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-06-19T13:25:33Z",
    "title_canon_sha256": "d805094d8900a52a1c792a971a5356761b866d2f886487721b14b76b08f25100"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.5034",
    "kind": "arxiv",
    "version": 2
  }
}