Pith Number

pith:2Z6VCR5B

pith:2012:2Z6VCR5BQJ7ODORMY7NMRCVY4U

not attested not anchored not stored refs pending

The Universe is not a Computer

Ken Wharton

arxiv:1211.7081 v2 · 2012-11-29 · quant-ph · gr-qc · physics.hist-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{2Z6VCR5BQJ7ODORMY7NMRCVY4U}

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

Quantum Reconstruction and Phenomenology per the Relativity Principle

Receipt and verification

First computed	2026-05-18T02:28:32.100277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d67d5147a1827ee1ba2cc7dac88ab8e51bc0a1215c0778da7a00ae0f6369817f

Aliases

arxiv: 1211.7081 · arxiv_version: 1211.7081v2 · doi: 10.48550/arxiv.1211.7081 · pith_short_12: 2Z6VCR5BQJ7O · pith_short_16: 2Z6VCR5BQJ7ODORM · pith_short_8: 2Z6VCR5B

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/2Z6VCR5BQJ7ODORMY7NMRCVY4U \
  | 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: d67d5147a1827ee1ba2cc7dac88ab8e51bc0a1215c0778da7a00ae0f6369817f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cb2b2dad67fda16b3470a9e2a7518ca2243eee3d06da175a4a3d9695e5f2633",
    "cross_cats_sorted": [
      "gr-qc",
      "physics.hist-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-11-29T21:10:54Z",
    "title_canon_sha256": "1bd13bd3c42b5bc8b4bc68f3620990b32ff56e97c4f55b685a710e67b4910c1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.7081",
    "kind": "arxiv",
    "version": 2
  }
}