Pith Number

pith:YRACUW6P

pith:2012:YRACUW6PD3MM2RESV567ROONK4

not attested not anchored not stored refs pending

Entanglement and nonclassicality of photon-added two-mode squeezed thermal state

Fang Jia, Li-yun Hu, Zhi-Ming Zhang

arxiv:1203.0595 v1 · 2012-03-03 · 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{YRACUW6PD3MM2RESV567ROONK4}

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	2026-05-18T01:58:15.403131Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4402a5bcf1ed8cd4492af7df8b9cd57313278c94e0962c2080fc89040d37206

Aliases

arxiv: 1203.0595 · arxiv_version: 1203.0595v1 · doi: 10.48550/arxiv.1203.0595 · pith_short_12: YRACUW6PD3MM · pith_short_16: YRACUW6PD3MM2RES · pith_short_8: YRACUW6P

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/YRACUW6PD3MM2RESV567ROONK4 \
  | 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: c4402a5bcf1ed8cd4492af7df8b9cd57313278c94e0962c2080fc89040d37206

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f7dc7a984b47544f2903bd25ffdd1bd4ea15454daedaa99b84b63f4ef4cc058",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-03-03T01:11:58Z",
    "title_canon_sha256": "8d3a1734531e54b2361dc434585a39b803c6ae1bb1684a2cdccb354ff402b496"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.0595",
    "kind": "arxiv",
    "version": 1
  }
}