Pith Number

pith:5HONXJRH

pith:2011:5HONXJRHHGEOJZCKCKZIAJGKJR

not attested not anchored not stored refs pending

Biphoton Double-Bell States and Ququarts with "Invisible" Variables

J.M. Mikhailova, M.V. Fedorov, P.A. Volkov

arxiv:1105.2465 v1 · 2011-05-12 · 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{5HONXJRHHGEOJZCKCKZIAJGKJR}

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	2026-05-18T04:22:10.552103Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9dcdba6273988e4e44a12b28024ca4c54ec8abee19ffaf977e5e5609622b0b8

Aliases

arxiv: 1105.2465 · arxiv_version: 1105.2465v1 · doi: 10.48550/arxiv.1105.2465 · pith_short_12: 5HONXJRHHGEO · pith_short_16: 5HONXJRHHGEOJZCK · pith_short_8: 5HONXJRH

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/5HONXJRHHGEOJZCKCKZIAJGKJR \
  | 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: e9dcdba6273988e4e44a12b28024ca4c54ec8abee19ffaf977e5e5609622b0b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31c363c7809b78bb28a630be943efc56cf177d235f41a3d6c73f54ab7cf65ba6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-05-12T13:16:45Z",
    "title_canon_sha256": "e2b7801055622905d886b60960248cf906be8f80fd47cba34cdf6740d5f9480e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.2465",
    "kind": "arxiv",
    "version": 1
  }
}