Pith Number

pith:UN62TE6S

pith:2006:UN62TE6SDAC4DNDJL2CBABMG34

not attested not anchored not stored refs pending

Characterization of the entanglement of two squeezed states

M. Paternostro, M. S. Kim, P. Marek

arxiv:quant-ph/0604152 v2 · 2006-04-20 · 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{UN62TE6SDAC4DNDJL2CBABMG34}

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	2026-05-18T04:42:35.470044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a37da993d21805c1b4695e84100586df1cf3cd543cd5ef1b361e02c480da9fc5

Aliases

arxiv: quant-ph/0604152 · arxiv_version: quant-ph/0604152v2 · doi: 10.48550/arxiv.quant-ph/0604152 · pith_short_12: UN62TE6SDAC4 · pith_short_16: UN62TE6SDAC4DNDJ · pith_short_8: UN62TE6S

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/UN62TE6SDAC4DNDJL2CBABMG34 \
  | 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: a37da993d21805c1b4695e84100586df1cf3cd543cd5ef1b361e02c480da9fc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39dfc95cc1cf955f8d22260c6e205faef2b274dbd6ec469fde78725dd6a2a013",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2006-04-20T13:16:29Z",
    "title_canon_sha256": "a86d7a63b839e37c1e88d68c065d5b1382b52808aa3635eae8983472d78e2924"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0604152",
    "kind": "arxiv",
    "version": 2
  }
}