Pith Number

pith:Z6K4GXYQ

pith:2013:Z6K4GXYQ24AOR5DIBK7GRSHH5Q

not attested not anchored not stored refs pending

Ground-state entanglement in coupled qubits

A.Yu. Smirnov, M.H. Amin

arxiv:1306.6024 v1 · 2013-06-25 · 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{Z6K4GXYQ24AOR5DIBK7GRSHH5Q}

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	2026-05-18T01:49:07.963308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf95c35f10d700e8f4680abe68c8e7ec00415db715cde5c745821c207b1919df

Aliases

arxiv: 1306.6024 · arxiv_version: 1306.6024v1 · doi: 10.48550/arxiv.1306.6024 · pith_short_12: Z6K4GXYQ24AO · pith_short_16: Z6K4GXYQ24AOR5DI · pith_short_8: Z6K4GXYQ

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/Z6K4GXYQ24AOR5DIBK7GRSHH5Q \
  | 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: cf95c35f10d700e8f4680abe68c8e7ec00415db715cde5c745821c207b1919df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4edf22cc4e3d0b210efc52ecbd8149436eb954018082c565e5f2a8738978a908",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-06-25T16:34:54Z",
    "title_canon_sha256": "70f3069b79b92c7e729e35249001b934e85d1900b78aa0bfabbaae33b3a7d526"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.6024",
    "kind": "arxiv",
    "version": 1
  }
}