Pith Number

pith:LFZU6ZRC

pith:2014:LFZU6ZRC2XQLEUOOPBDIGSGWHA

not attested not anchored not stored refs pending

Witnessing entanglement in hybrid systems

Chiara Macchiavello, Massimo Borrelli, Matteo Rossi, Sabrina Maniscalco

arxiv:1404.6083 v1 · 2014-04-24 · 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{LFZU6ZRC2XQLEUOOPBDIGSGWHA}

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	2026-05-18T01:43:25.451665Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59734f6622d5e0b251ce78468348d638138843c29efb79dd239fa670a0c53ba0

Aliases

arxiv: 1404.6083 · arxiv_version: 1404.6083v1 · doi: 10.48550/arxiv.1404.6083 · pith_short_12: LFZU6ZRC2XQL · pith_short_16: LFZU6ZRC2XQLEUOO · pith_short_8: LFZU6ZRC

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/LFZU6ZRC2XQLEUOOPBDIGSGWHA \
  | 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: 59734f6622d5e0b251ce78468348d638138843c29efb79dd239fa670a0c53ba0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b3ccc798f4ce1bc008aeb06b7b24c44e63e9096e29ed49ffcc25941483c6c80",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-04-24T10:52:46Z",
    "title_canon_sha256": "458a928d6aadc57622b1456ac26e9041f51d39612ffe2aaee751511b2a2414b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.6083",
    "kind": "arxiv",
    "version": 1
  }
}