Pith Number

pith:4F5KJCS2

pith:2009:4F5KJCS22WAB34NBEWKLELRL7O

not attested not anchored not stored refs pending

Nonclassicality of photon-added squeezed vacuum and its decoherence in thermal environment

Hong-yi Fan, Li-yun Hu

arxiv:0910.5358 v1 · 2009-10-28 · 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{4F5KJCS22WAB34NBEWKLELRL7O}

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	2026-05-18T02:11:02.249036Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e17aa48a5ad5801df1a12594b22e2bfbb7631a4e6ffb5e3f3f75c1a36004c24a

Aliases

arxiv: 0910.5358 · arxiv_version: 0910.5358v1 · doi: 10.48550/arxiv.0910.5358 · pith_short_12: 4F5KJCS22WAB · pith_short_16: 4F5KJCS22WAB34NB · pith_short_8: 4F5KJCS2

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/4F5KJCS22WAB34NBEWKLELRL7O \
  | 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: e17aa48a5ad5801df1a12594b22e2bfbb7631a4e6ffb5e3f3f75c1a36004c24a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9689d95357ecdb38a0a34c23e0d342d4faf29e4fd67f02ee1b4168a571c94d0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-10-28T12:02:42Z",
    "title_canon_sha256": "f3392158fc8f4e598e59cde77d76b6f326d06340ab76d35342184a56c9adc6e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.5358",
    "kind": "arxiv",
    "version": 1
  }
}