Pith Number

pith:FWBKT7BP

pith:2018:FWBKT7BPIRDLGCHCICJ7ZXNCTS

not attested not anchored not stored refs pending

Approaching near-perfect state discrimination of photonic Bell states through the use of unentangled ancilla photons

Jake A. Smith, Lev Kaplan

arxiv:1802.10527 v1 · 2018-02-28 · quant-ph · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FWBKT7BPIRDLGCHCICJ7ZXNCTS}

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	2026-05-18T00:22:16.905517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d82a9fc2f4446b308e24093fcdda29cab060bf0ae2a34222657d3111e12a823

Aliases

arxiv: 1802.10527 · arxiv_version: 1802.10527v1 · doi: 10.48550/arxiv.1802.10527 · pith_short_12: FWBKT7BPIRDL · pith_short_16: FWBKT7BPIRDLGCHC · pith_short_8: FWBKT7BP

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/FWBKT7BPIRDLGCHCICJ7ZXNCTS \
  | 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: 2d82a9fc2f4446b308e24093fcdda29cab060bf0ae2a34222657d3111e12a823

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a7df2c25b82d804f9f39b3d90db9ea63e8c11cc763662a5c0489d7b3713353d",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-02-28T16:42:10Z",
    "title_canon_sha256": "0e32c348bab8ad2cf4249cfb79f4a54daa13063b74f8479e5488f175802626f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.10527",
    "kind": "arxiv",
    "version": 1
  }
}