Pith Number

pith:CH6J3NBN

pith:2017:CH6J3NBNDAF43GWQHFMJ5OBOUB

not attested not anchored not stored refs pending

Measuring the Renyi entropy of a two-site Fermi-Hubbard model on a trapped ion quantum computer

Anne Y. Matsuura, Caroline Figgatt, Christopher Monroe, Kevin A. Landsman, Norbert M. Linke, Sonika Johri

arxiv:1712.08581 v1 · 2017-12-22 · 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{CH6J3NBNDAF43GWQHFMJ5OBOUB}

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	2026-05-17T23:59:09.902205Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11fc9db42d180bcd9ad039589eb82ea053f1596fe1320f201b1d4c1e49d1397d

Aliases

arxiv: 1712.08581 · arxiv_version: 1712.08581v1 · doi: 10.48550/arxiv.1712.08581 · pith_short_12: CH6J3NBNDAF4 · pith_short_16: CH6J3NBNDAF43GWQ · pith_short_8: CH6J3NBN

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/CH6J3NBNDAF43GWQHFMJ5OBOUB \
  | 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: 11fc9db42d180bcd9ad039589eb82ea053f1596fe1320f201b1d4c1e49d1397d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9f6a6bd66af766dd8bdcfaecba9c17b79ad87ed797edf996580db1e0c7af4fb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-12-22T17:19:50Z",
    "title_canon_sha256": "b6b87a6b7dd3e26cb80776eb548aeedb4df960ce6bea889246038fcc5802dd8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.08581",
    "kind": "arxiv",
    "version": 1
  }
}