Pith Number

pith:JF4PSG2T

pith:2015:JF4PSG2TCRS4GMQI2P326VHZJD

not attested not anchored not stored refs pending

Coherent frequency up-conversion of microwaves to the optical telecommunications band in an Er:YSO crystal

Chunming Yin, Jevon J. Longdell, Sven Rogge, Xavier Fernandez-Gonzalvo, Yu-hui Chen

arxiv:1501.02014 v2 · 2015-01-09 · 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{JF4PSG2TCRS4GMQI2P326VHZJD}

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	2026-05-18T01:23:58.698663Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4978f91b531465c33208d3f7af54f948da8fef6b33dc7cebd76cceda436c4697

Aliases

arxiv: 1501.02014 · arxiv_version: 1501.02014v2 · doi: 10.48550/arxiv.1501.02014 · pith_short_12: JF4PSG2TCRS4 · pith_short_16: JF4PSG2TCRS4GMQI · pith_short_8: JF4PSG2T

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/JF4PSG2TCRS4GMQI2P326VHZJD \
  | 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: 4978f91b531465c33208d3f7af54f948da8fef6b33dc7cebd76cceda436c4697

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c49c99819e3e09f3af0d273331bdf10b4f8af24018f4e4d037cbfeef324d8866",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-01-09T01:31:07Z",
    "title_canon_sha256": "fd4ada552384021f5959c194456592d3c5155c01da80764991b9e874f91b01b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.02014",
    "kind": "arxiv",
    "version": 2
  }
}