Pith Number

pith:2QMQA5UL

pith:2018:2QMQA5ULADPDD33F3Z3ZFWOF7V

not attested not anchored not stored refs pending

Relativity of quantum superpositions

Fabio Costa, Magdalena Zych, Timothy C. Ralph

arxiv:1809.04999 v1 · 2018-09-13 · quant-ph · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2QMQA5ULADPDD33F3Z3ZFWOF7V}

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

Particle detector in a position-superposed black hole spacetime

Receipt and verification

First computed	2026-05-18T00:05:46.888993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d41900768b00de31ef65de7792d9c5fd6d729447d0d7d46af5542096de4c86ca

Aliases

arxiv: 1809.04999 · arxiv_version: 1809.04999v1 · doi: 10.48550/arxiv.1809.04999 · pith_short_12: 2QMQA5ULADPD · pith_short_16: 2QMQA5ULADPDD33F · pith_short_8: 2QMQA5UL

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/2QMQA5ULADPDD33F3Z3ZFWOF7V \
  | 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: d41900768b00de31ef65de7792d9c5fd6d729447d0d7d46af5542096de4c86ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "918cd0a81206b971a748675c1111c8689eb0b9bc2551107ad2c89218e2a8c5ff",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-09-13T14:48:55Z",
    "title_canon_sha256": "3a0122cc3cc7122c1e069b1e3ee670f1312cd08cd5406be3e13b81f01cd0ad38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.04999",
    "kind": "arxiv",
    "version": 1
  }
}