Pith Number

pith:3HZ47RFD

pith:2018:3HZ47RFDEKZFXVBW5YF2AFGAEI

not attested not anchored not stored refs pending

Improved Test of Local Lorentz Invariance from a Deterministic Preparation of Entangled States

Eli Megidish, Hartmut H\"affner, Joseph Broz, Nicole Greene

arxiv:1809.09807 v2 · 2018-09-26 · 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{3HZ47RFDEKZFXVBW5YF2AFGAEI}

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	2026-05-17T23:49:42.834274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9f3cfc4a322b25bd436ee0ba014c022347736607d13538889d892d0260cfdae

Aliases

arxiv: 1809.09807 · arxiv_version: 1809.09807v2 · doi: 10.48550/arxiv.1809.09807 · pith_short_12: 3HZ47RFDEKZF · pith_short_16: 3HZ47RFDEKZFXVBW · pith_short_8: 3HZ47RFD

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/3HZ47RFDEKZFXVBW5YF2AFGAEI \
  | 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: d9f3cfc4a322b25bd436ee0ba014c022347736607d13538889d892d0260cfdae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "613b74d55dd2ecc2a501ba5892064cd3645093b51630f2694b12385f48079267",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-09-26T04:48:01Z",
    "title_canon_sha256": "4cfec9a7ad83fa21776d00e366dfbdd422d358188ab0261763433ed1329dbe80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.09807",
    "kind": "arxiv",
    "version": 2
  }
}