Pith Number

pith:OJWOK4OH

pith:2014:OJWOK4OHNYRBEWZS4LULVAY2XE

not attested not anchored not stored refs pending

Entanglement in fermion systems and quantum metrology

F. Benatti, R. Floreanini, U. Marzolino

arxiv:1403.1144 v1 · 2014-03-05 · quant-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OJWOK4OHNYRBEWZS4LULVAY2XE}

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	2026-05-18T02:56:04.885908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

726ce571c76e22125b32e2e8ba831ab92ae7999b6d51aeadacd7a4bec49f561b

Aliases

arxiv: 1403.1144 · arxiv_version: 1403.1144v1 · doi: 10.48550/arxiv.1403.1144 · pith_short_12: OJWOK4OHNYRB · pith_short_16: OJWOK4OHNYRBEWZS · pith_short_8: OJWOK4OH

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/OJWOK4OHNYRBEWZS4LULVAY2XE \
  | 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: 726ce571c76e22125b32e2e8ba831ab92ae7999b6d51aeadacd7a4bec49f561b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d00582cbca0120aa10691652ad9cd914016a8b93f1c075e22bf01626d2161ba3",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-03-05T14:27:56Z",
    "title_canon_sha256": "e03075ab880d7e645dc366be8ef2af8f293cca5ad4d915c7430ee1818ea72f22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.1144",
    "kind": "arxiv",
    "version": 1
  }
}