Pith Number

pith:3FGAJBAR

pith:2009:3FGAJBARUEBAY3WB67DWQMYREX

not attested not anchored not stored refs pending

Ultra-high fidelity qubits for quantum computing

Chuanwei Zhang, Mark G. Raizen, Qian Niu, Shou-Pu Wan

arxiv:0906.2114 v1 · 2009-06-11 · 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	2026-05-18T02:13:20.765871Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d94c048411a1020c6ec1f7c768331125f85dddfb4fc5ce1a2f9c26ba611db4a4

Aliases

arxiv: 0906.2114 · arxiv_version: 0906.2114v1 · doi: 10.48550/arxiv.0906.2114 · pith_short_12: 3FGAJBARUEBA · pith_short_16: 3FGAJBARUEBAY3WB · pith_short_8: 3FGAJBAR

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/3FGAJBARUEBAY3WB67DWQMYREX \
  | 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: d94c048411a1020c6ec1f7c768331125f85dddfb4fc5ce1a2f9c26ba611db4a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3182015105ff6562908980cf575e1f4e308136cf931e380d8c6648ed21783220",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-06-11T14:19:00Z",
    "title_canon_sha256": "de304e51e9ddb40a40c0322f055835d6daca0174f061cef0b7d6a61b510c7a94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.2114",
    "kind": "arxiv",
    "version": 1
  }
}