Pith Number

pith:VTP6SDEM

pith:2014:VTP6SDEMBEX2I3MIKKFRABXIGQ

not attested not anchored not stored refs pending

All optical control of a single electron spin in diamond

Daniel J. Twitchen, Matthew Markham, Mikhail D. Lukin, Yiwen Chu

arxiv:1409.6372 v1 · 2014-09-22 · quant-ph

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T02:25:41.858789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acdfe90c8c092fa46d88528b1006e8343bcb8ae613cadeab2065a1c4e7ec4e30

Aliases

arxiv: 1409.6372 · arxiv_version: 1409.6372v1 · doi: 10.48550/arxiv.1409.6372 · pith_short_12: VTP6SDEMBEX2 · pith_short_16: VTP6SDEMBEX2I3MI · pith_short_8: VTP6SDEM

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/VTP6SDEMBEX2I3MIKKFRABXIGQ \
  | 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: acdfe90c8c092fa46d88528b1006e8343bcb8ae613cadeab2065a1c4e7ec4e30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0758d39210767ba45b7d9a799deb64eb8a7cd4dea2b454d1085f409a5df9919f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-09-22T23:47:34Z",
    "title_canon_sha256": "5bf17fce1c3a0e51134d645b48c802303a8778388020362d1995691e0dfe1564"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.6372",
    "kind": "arxiv",
    "version": 1
  }
}