Pith Number

pith:4FWQR3WL

pith:2012:4FWQR3WLQJUVPBSAXZCZUTT7D6

not attested not anchored not stored refs pending

Entanglement Generation by Time Varying Refractive Index: Analogy with Cosmological Model

Shahpoor Moradi

arxiv:1201.0522 v2 · 2012-01-02 · 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{4FWQR3WLQJUVPBSAXZCZUTT7D6}

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	2026-05-18T01:58:58.805660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e16d08eecb8269578640be459a4e7f1f9959e719c197c305eeb8df984d204f2f

Aliases

arxiv: 1201.0522 · arxiv_version: 1201.0522v2 · doi: 10.48550/arxiv.1201.0522 · pith_short_12: 4FWQR3WLQJUV · pith_short_16: 4FWQR3WLQJUVPBSA · pith_short_8: 4FWQR3WL

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/4FWQR3WLQJUVPBSAXZCZUTT7D6 \
  | 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: e16d08eecb8269578640be459a4e7f1f9959e719c197c305eeb8df984d204f2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb6bcb7fb8ff718a19e2d76817f8ac5a7721f198e6654c94fc83327151058ec2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-01-02T19:37:10Z",
    "title_canon_sha256": "93d42862a29702c62d123ed25184eb6173a10542f773e4cfd0f0f02cc3a7ee09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.0522",
    "kind": "arxiv",
    "version": 2
  }
}