Pith Number

pith:U2AQUZX5

pith:2015:U2AQUZX5YZLUY45JJ7LCAEX7DS

not attested not anchored not stored refs pending

Energy-tunable entangled photon sources on a III-V/Silicon chip

Fei Ding, Jiaxiang Zhang, Kyubong Jung, Michael Zopf, Oliver G. Schmidt, Yan Chen, Yang Zhang

arxiv:1508.00042 v1 · 2015-07-31 · cond-mat.mes-hall · cond-mat.mtrl-sci · 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{U2AQUZX5YZLUY45JJ7LCAEX7DS}

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	2026-05-18T01:35:59.262345Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6810a66fdc6574c73a94fd62012ff1c9e4b373d6bfec7d0e288bb66f4236ad2

Aliases

arxiv: 1508.00042 · arxiv_version: 1508.00042v1 · doi: 10.48550/arxiv.1508.00042 · pith_short_12: U2AQUZX5YZLU · pith_short_16: U2AQUZX5YZLUY45J · pith_short_8: U2AQUZX5

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/U2AQUZX5YZLUY45JJ7LCAEX7DS \
  | 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: a6810a66fdc6574c73a94fd62012ff1c9e4b373d6bfec7d0e288bb66f4236ad2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e8ecdeb4c28420a89af58191aa813dcd1c0b28a6daffd9f1102b924cccee92a",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2015-07-31T21:43:57Z",
    "title_canon_sha256": "483638604d90f0fd47af819edceec047a18724fee3e445eb678a92fdbb95b6be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.00042",
    "kind": "arxiv",
    "version": 1
  }
}