Pith Number

pith:FFDQVOE5

pith:2007:FFDQVOE5QC5OPAXG72DEXVV23Q

not attested not anchored not stored refs pending

Spin-Photon Entangling Diode

Anders S. Sorensen, Christian Flindt, Jacob M. Taylor, Mikhail D. Lukin

arxiv:cond-mat/0702688 v2 · 2007-02-28 · cond-mat.mes-hall · 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{FFDQVOE5QC5OPAXG72DEXVV23Q}

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	2026-07-04T15:02:13.530565Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29470ab89d80bae782e6fe864bd6badc0b1c306d97bd467da87e93b857dd7d3e

Aliases

arxiv: cond-mat/0702688 · arxiv_version: cond-mat/0702688v2 · doi: 10.48550/arxiv.cond-mat/0702688 · pith_short_12: FFDQVOE5QC5O · pith_short_16: FFDQVOE5QC5OPAXG · pith_short_8: FFDQVOE5

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/FFDQVOE5QC5OPAXG72DEXVV23Q \
  | 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: 29470ab89d80bae782e6fe864bd6badc0b1c306d97bd467da87e93b857dd7d3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "059151fc12ccbe82310e8382fa2dd968951a2273ebf7add9b722ae81958b6c41",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2007-02-28T17:41:28Z",
    "title_canon_sha256": "7b777c516091e13344d536fffb0ac8737c275003ac6ee1d2e819ff05d12d7456"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0702688",
    "kind": "arxiv",
    "version": 2
  }
}