Pith Number

pith:YLXGUQXE

pith:2021:YLXGUQXECX5GIS3CEPRKID3YNN

not attested not anchored not stored refs pending

Relativistic causality in particle detector models: Faster-than-light signalling and "Impossible measurements"

Eduardo Mart\'in-Mart\'inez, Jos\'e de Ram\'on, Maria Papageorgiou

arxiv:2102.03408 v2 · 2021-02-05 · quant-ph · gr-qc · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YLXGUQXECX5GIS3CEPRKID3YNN}

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

2 papers in Pith

Rethinking quantum information in gravity and fields

Phenomenological constraints on "impossible" measurements

Receipt and verification

First computed	2026-07-05T03:03:18.705796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2ee6a42e415fa644b6223e2a40f786b4aefbb33fabd0baa0bb64801ac0406db

Aliases

arxiv: 2102.03408 · arxiv_version: 2102.03408v2 · doi: 10.48550/arxiv.2102.03408 · pith_short_12: YLXGUQXECX5G · pith_short_16: YLXGUQXECX5GIS3C · pith_short_8: YLXGUQXE

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/YLXGUQXECX5GIS3CEPRKID3YNN \
  | 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: c2ee6a42e415fa644b6223e2a40f786b4aefbb33fabd0baa0bb64801ac0406db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62abafd76bb2392d8f85817419e5b7482dac734bc4d8e5a9b40dbb62131ef805",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-02-05T20:18:29Z",
    "title_canon_sha256": "8b642b85c615b4575d2b8cee256edb2360ef1fe1c61a19d0b8dd29030fb1befd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.03408",
    "kind": "arxiv",
    "version": 2
  }
}