Pith Number

pith:7FN75FGR

pith:2021:7FN75FGRVJXWR7KWT72BGG3BR7

not attested not anchored not stored refs pending

Demonstration and modelling of time-bin entangled photons from a quantum dot in a nanowire

Dan Dalacu, Florian Kappe, Gregor Weihs, Helmut Ritsch, Laurin Ostermann, Maximilian Prilm\"uller, Philip J. Poole, Philipp Aumann, Wolfgang Lechner

arxiv:2102.00283 v2 · 2021-01-30 · 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{7FN75FGRVJXWR7KWT72BGG3BR7}

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	2026-07-05T04:22:50.135671Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f95bfe94d1aa6f68fd569ff4131b618fcc1d71c004a9312d447f215fe654dbef

Aliases

arxiv: 2102.00283 · arxiv_version: 2102.00283v2 · doi: 10.48550/arxiv.2102.00283 · pith_short_12: 7FN75FGRVJXW · pith_short_16: 7FN75FGRVJXWR7KW · pith_short_8: 7FN75FGR

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/7FN75FGRVJXWR7KWT72BGG3BR7 \
  | 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: f95bfe94d1aa6f68fd569ff4131b618fcc1d71c004a9312d447f215fe654dbef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2b5a572542e7061f03c5de2f4f9c533dc9a4d6cfcf9c675ac0b2aa1f81e1c38",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-01-30T18:27:10Z",
    "title_canon_sha256": "0234a912c83f1a1073fbdb1160149cc2eb619d9405e2b0a556fc7a0082bbe02d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.00283",
    "kind": "arxiv",
    "version": 2
  }
}