Pith Number

pith:4KJCF23B

pith:2016:4KJCF23BR6NH4P64QSXV7SWB2L

not attested not anchored not stored refs pending

Geometric measures of quantum correlations with Bures and Hellinger distances

D. Spehner, F. Illuminati, M. Orszag, W. Roga

arxiv:1611.03449 v2 · 2016-11-10 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4KJCF23BR6NH4P64QSXV7SWB2L}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:48:36.988031Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e29222eb618f9a7e3fdc84af5fcac1d2decd6e2b53d2f13b9aa6fd841799860c

Aliases

arxiv: 1611.03449 · arxiv_version: 1611.03449v2 · doi: 10.48550/arxiv.1611.03449 · pith_short_12: 4KJCF23BR6NH · pith_short_16: 4KJCF23BR6NH4P64 · pith_short_8: 4KJCF23B

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/4KJCF23BR6NH4P64QSXV7SWB2L \
  | 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: e29222eb618f9a7e3fdc84af5fcac1d2decd6e2b53d2f13b9aa6fd841799860c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4a8df1afe7fb1c141731498c2e9aee90591659c3cfe82860eed2f79329ae0dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-11-10T19:09:27Z",
    "title_canon_sha256": "6cc5515d26ecc355c93252cd479e888f4eaba10e9f234289ea93577fe6a8ae3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.03449",
    "kind": "arxiv",
    "version": 2
  }
}