Pith Number

pith:WQVUM5VM

pith:2013:WQVUM5VMCVQHB3MLQ5OOK3DBKI

not attested not anchored not stored refs pending

Widely tunable single photon source with high purity at telecom wavelength

Hugo Benichi, Kentaro Wakui, Masahide Sasaki, Rui-Bo Jin, Ryosuke Shimizu

arxiv:1303.6015 v1 · 2013-03-25 · 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{WQVUM5VMCVQHB3MLQ5OOK3DBKI}

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	2026-05-18T03:27:12.055537Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b42b4676ac156070ed8b875ce56c615201124de1309a17bb6f7c3b88dad501bd

Aliases

arxiv: 1303.6015 · arxiv_version: 1303.6015v1 · doi: 10.48550/arxiv.1303.6015 · pith_short_12: WQVUM5VMCVQH · pith_short_16: WQVUM5VMCVQHB3ML · pith_short_8: WQVUM5VM

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/WQVUM5VMCVQHB3MLQ5OOK3DBKI \
  | 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: b42b4676ac156070ed8b875ce56c615201124de1309a17bb6f7c3b88dad501bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88da93d891b10b43979b0aaf1e2c44df13b3a3d41c89a82b1d7899262031e43f",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-03-25T01:42:16Z",
    "title_canon_sha256": "06dcb2c5e1628e77fed2884ee798da566495a1aa8f47f26b2d1ed6a2ae7a2685"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.6015",
    "kind": "arxiv",
    "version": 1
  }
}