Pith Number

pith:D5M2JLHX

pith:2014:D5M2JLHXJZFF2LA73Z5HWSAZ5A

not attested not anchored not stored refs pending

Embedding Quantum Universes into Classical Ones

Cristian S. Calude, Karl Svozil, Peter H. Hertling

arxiv:1402.5199 v1 · 2014-02-21 · 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{D5M2JLHXJZFF2LA73Z5HWSAZ5A}

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	2026-05-18T02:58:22.833950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f59a4acf74e4a5d2c1fde7a7b4819e80a3358b0333d269995e183305477ad4b

Aliases

arxiv: 1402.5199 · arxiv_version: 1402.5199v1 · doi: 10.48550/arxiv.1402.5199 · pith_short_12: D5M2JLHXJZFF · pith_short_16: D5M2JLHXJZFF2LA7 · pith_short_8: D5M2JLHX

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/D5M2JLHXJZFF2LA73Z5HWSAZ5A \
  | 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: 1f59a4acf74e4a5d2c1fde7a7b4819e80a3358b0333d269995e183305477ad4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae6e0aa4db2c646adba0f93bf6de560eb4c7349ca1f55ed4c53eb3736d488edf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-02-21T03:56:25Z",
    "title_canon_sha256": "970b6c5445a7683ac21e74ccc4f84ada80b462749a040de78221d5dd8882d3d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.5199",
    "kind": "arxiv",
    "version": 1
  }
}