Pith Number

pith:EENL3PZH

pith:2016:EENL3PZHVUMVD4ZESFCJKX3XOE

not attested not anchored not stored refs pending

Exactly solvable time-dependent models of two interacting two-level systems

A. Messina, H. Nakazato, R. Grimaudo

arxiv:1604.04519 v1 · 2016-04-15 · 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{EENL3PZHVUMVD4ZESFCJKX3XOE}

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	2026-05-18T01:04:27.799423Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

211abdbf27ad1951f3249144955f77712a86526a66d1aa4b8fdeda612ba325ff

Aliases

arxiv: 1604.04519 · arxiv_version: 1604.04519v1 · doi: 10.48550/arxiv.1604.04519 · pith_short_12: EENL3PZHVUMV · pith_short_16: EENL3PZHVUMVD4ZE · pith_short_8: EENL3PZH

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/EENL3PZHVUMVD4ZESFCJKX3XOE \
  | 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: 211abdbf27ad1951f3249144955f77712a86526a66d1aa4b8fdeda612ba325ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e03202297d7bbbd7daaff7d39ac9f45d72bb64927b6758b995e6bff7bfe01d51",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-04-15T14:27:34Z",
    "title_canon_sha256": "93b9db6a6a58ee5690c18b93ed14a7e94baf0e3f02590af9451cdede37f81b1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.04519",
    "kind": "arxiv",
    "version": 1
  }
}