Pith Number

pith:VTZUJHP3

pith:2015:VTZUJHP3P5RURTW67UK2O4HLE2

not attested not anchored not stored refs pending

Quantum mechanics and the principle of maximal variety

Lee Smolin

arxiv:1506.02938 v1 · 2015-06-09 · 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{VTZUJHP3P5RURTW67UK2O4HLE2}

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	2026-05-18T01:18:44.703623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acf3449dfb7f6348cedefd15a770eb26a63a48d9d38d931e9b712fb760e2fa1e

Aliases

arxiv: 1506.02938 · arxiv_version: 1506.02938v1 · doi: 10.48550/arxiv.1506.02938 · pith_short_12: VTZUJHP3P5RU · pith_short_16: VTZUJHP3P5RURTW6 · pith_short_8: VTZUJHP3

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/VTZUJHP3P5RURTW67UK2O4HLE2 \
  | 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: acf3449dfb7f6348cedefd15a770eb26a63a48d9d38d931e9b712fb760e2fa1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed00e39078e66b8ebdaab04ec20efd475612a6462bcccc0f3e6f9e741ad88da7",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-06-09T14:42:47Z",
    "title_canon_sha256": "c1760045b6532a6b8b9339628c900980b9c4633c0c9dd60ea549035805809ac4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.02938",
    "kind": "arxiv",
    "version": 1
  }
}