Pith Number

pith:OP4Y7T3F

pith:2007:OP4Y7T3FLD7ROLDXABJA72GTCG

not attested not anchored not stored refs pending

The Quantum Formalism and the GRW Formalism

Nino Zanghi, Roderich Tumulka, Sheldon Goldstein

arxiv:0710.0885 v5 · 2007-10-03 · 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{OP4Y7T3FLD7ROLDXABJA72GTCG}

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	2026-05-18T03:34:00.337001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73f98fcf6558ff172c7700520fe8d311ab56aea2937a42ffa922ede2ecf4d90b

Aliases

arxiv: 0710.0885 · arxiv_version: 0710.0885v5 · doi: 10.48550/arxiv.0710.0885 · pith_short_12: OP4Y7T3FLD7R · pith_short_16: OP4Y7T3FLD7ROLDX · pith_short_8: OP4Y7T3F

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/OP4Y7T3FLD7ROLDXABJA72GTCG \
  | 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: 73f98fcf6558ff172c7700520fe8d311ab56aea2937a42ffa922ede2ecf4d90b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd5f0103db7c8cf51791b38525a1c693b66e64bcf20da92fb0fdf77ab3a6b0c5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2007-10-03T20:31:11Z",
    "title_canon_sha256": "54766384c633a0dd25cc80a7dce0f6875d9dd3a17992b3d567f1c61b143f89e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0710.0885",
    "kind": "arxiv",
    "version": 5
  }
}