Pith Number

pith:6JCFMIXP

pith:2020:6JCFMIXPCFTDESMWPAXMCDYBDK

not attested not anchored not stored refs pending

Two-way single-photon-level frequency conversion between 852nm and 1560nm for connecting cesium D2 line with the telecom C-band

Jun He, Junmin Wang, Kong Zhang

arxiv:2007.07756 v2 · 2020-07-14 · physics.atom-ph · physics.optics · 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{6JCFMIXPCFTDESMWPAXMCDYBDK}

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	2026-07-05T01:33:41.256958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2445622ef1166324996782ec10f011ab0cd1eaf23320d2060f4be364a8cee44

Aliases

arxiv: 2007.07756 · arxiv_version: 2007.07756v2 · doi: 10.48550/arxiv.2007.07756 · pith_short_12: 6JCFMIXPCFTD · pith_short_16: 6JCFMIXPCFTDESMW · pith_short_8: 6JCFMIXP

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/6JCFMIXPCFTDESMWPAXMCDYBDK \
  | 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: f2445622ef1166324996782ec10f011ab0cd1eaf23320d2060f4be364a8cee44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fb807b0cad7af0793e7473306af83e70bccf16bdf5761c6d86ce1fdd6774253",
    "cross_cats_sorted": [
      "physics.optics",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2020-07-14T13:43:19Z",
    "title_canon_sha256": "e9201784e3b2d407cc295688922cccbe7c4081d022d74688634de23da4e65439"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.07756",
    "kind": "arxiv",
    "version": 2
  }
}