Pith Number

pith:E4PM7S5X

pith:2018:E4PM7S5XZKGFLAJSKB5XWRZO6N

not attested not anchored not stored refs pending

Quantum frequency conversion of memory-compatible single photons from 606 nm to the telecom C-band

Andreas Lenhard, Dario Lago-Rivera, Georg Heinze, Hugues de Riedmatten, Nicolas Maring

arxiv:1801.03727 v2 · 2018-01-11 · 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{E4PM7S5XZKGFLAJSKB5XWRZO6N}

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	2026-05-17T23:49:33.711289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

271ecfcbb7ca8c558132507b7b472ef36125c33f203eca24c0e2923e29e66581

Aliases

arxiv: 1801.03727 · arxiv_version: 1801.03727v2 · doi: 10.48550/arxiv.1801.03727 · pith_short_12: E4PM7S5XZKGF · pith_short_16: E4PM7S5XZKGFLAJS · pith_short_8: E4PM7S5X

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/E4PM7S5XZKGFLAJSKB5XWRZO6N \
  | 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: 271ecfcbb7ca8c558132507b7b472ef36125c33f203eca24c0e2923e29e66581

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f1934916eb5480fd4ba1fa14ed5f10b8b11f62353492e825fcf51ce41f7ea00",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-01-11T11:51:42Z",
    "title_canon_sha256": "6e7b056f968f186c7e935ba18a66f655ba13aa90bc9615af796c537f3eae23d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03727",
    "kind": "arxiv",
    "version": 2
  }
}