Pith Number

pith:FW3RUXDI

pith:2014:FW3RUXDI3KERX2EKYHBGXRFK64

not attested not anchored not stored refs pending

Feedback-optimized Extraordinary Optical Transmission of Continuous-variable Entangled States

Chuanqing Xia, Dong Wang, Fang Liu, Min Xiao, Qianjin Wang, Yang Wu, Yong Zhang

arxiv:1412.4885 v2 · 2014-12-16 · quant-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FW3RUXDI3KERX2EKYHBGXRFK64}

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	2026-05-18T01:41:18.923199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2db71a5c68da891be88ac1c26bc4aaf7317207ffc1d308b47b1dbf2a54fd9f69

Aliases

arxiv: 1412.4885 · arxiv_version: 1412.4885v2 · doi: 10.48550/arxiv.1412.4885 · pith_short_12: FW3RUXDI3KER · pith_short_16: FW3RUXDI3KERX2EK · pith_short_8: FW3RUXDI

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/FW3RUXDI3KERX2EKYHBGXRFK64 \
  | 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: 2db71a5c68da891be88ac1c26bc4aaf7317207ffc1d308b47b1dbf2a54fd9f69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9457371b443f0a9829a7d6dd78ee079bbdf07d52d8a176ee428a90a558b43c0",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-12-16T05:23:02Z",
    "title_canon_sha256": "9962ee2576f22d0e76d466d4c4074476fb72ea78f3f3db376d7b90938a6d8abe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.4885",
    "kind": "arxiv",
    "version": 2
  }
}