Pith Number

pith:44GQQXD3

pith:2010:44GQQXD3MQMXRO7BB64LTJOHJG

not attested not anchored not stored refs pending

Quantum Transduction of Telecommunications-band Single Photons from a Quantum Dot by Frequency Upconversion

Kartik Srinivasan, Lijun Ma, Matthew T. Rakher, Oliver Slattery, Xiao Tang

arxiv:1004.2686 v2 · 2010-04-15 · quant-ph · cond-mat.mes-hall · 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{44GQQXD3MQMXRO7BB64LTJOHJG}

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	2026-05-18T04:15:06.772658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e70d085c7b641978bbe10fb8b9a5c749b3dfd36124590d717c1515070bf34c04

Aliases

arxiv: 1004.2686 · arxiv_version: 1004.2686v2 · doi: 10.48550/arxiv.1004.2686 · pith_short_12: 44GQQXD3MQMX · pith_short_16: 44GQQXD3MQMXRO7B · pith_short_8: 44GQQXD3

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/44GQQXD3MQMXRO7BB64LTJOHJG \
  | 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: e70d085c7b641978bbe10fb8b9a5c749b3dfd36124590d717c1515070bf34c04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f009132544d31318210ac044f759729c8fbc57612e3901c5e627feeeccaf7be6",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-04-15T18:49:30Z",
    "title_canon_sha256": "31b1fa2a69b44e092227809342fb01af83b9c5afa1f1948b343213c6091cc142"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.2686",
    "kind": "arxiv",
    "version": 2
  }
}