Pith Number

pith:U3CDZZOB

pith:2014:U3CDZZOBO6N3MTYQ6Y3SSFOG6P

not attested not anchored not stored refs pending

Entanglement of two-qubit photon beam by magnetic field

A. D. Levin, D. M. Gitman, R. C. Castro

arxiv:1405.4191 v2 · 2014-05-15 · quant-ph

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T01:43:11.642920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6c43ce5c1779bb64f10f6372915c6f3ed7c2eead6b804c674f3537499590768

Aliases

arxiv: 1405.4191 · arxiv_version: 1405.4191v2 · doi: 10.48550/arxiv.1405.4191 · pith_short_12: U3CDZZOBO6N3 · pith_short_16: U3CDZZOBO6N3MTYQ · pith_short_8: U3CDZZOB

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/U3CDZZOBO6N3MTYQ6Y3SSFOG6P \
  | 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: a6c43ce5c1779bb64f10f6372915c6f3ed7c2eead6b804c674f3537499590768

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f90e5a4180d8744431eee5f831a5267e4a50b72a3f9d9465b19f777143a1e80a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-05-15T19:22:06Z",
    "title_canon_sha256": "12196f99ece911403f143bf10142c4caa994b9c2ca7ff5635786620066e37da0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.4191",
    "kind": "arxiv",
    "version": 2
  }
}