Pith Number

pith:NIKA3H7H

pith:2000:NIKA3H7HU6OYNONWPI7RK2VECM

not attested not anchored not stored refs pending

Quantum computing with trapped ions, atoms and light

A. M. Steane, D. M. Lucas

arxiv:quant-ph/0004053 v1 · 2000-04-12 · 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	2026-05-18T01:38:03.274134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a140d9fe7a79d86b9b67a3f156aa41330e5d002a8a31ef772b7205510fdbc69

Aliases

arxiv: quant-ph/0004053 · arxiv_version: quant-ph/0004053v1 · doi: 10.48550/arxiv.quant-ph/0004053 · pith_short_12: NIKA3H7HU6OY · pith_short_16: NIKA3H7HU6OYNONW · pith_short_8: NIKA3H7H

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/NIKA3H7HU6OYNONWPI7RK2VECM \
  | 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: 6a140d9fe7a79d86b9b67a3f156aa41330e5d002a8a31ef772b7205510fdbc69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9304defd86b2b0ca3316ea469db34081ab0c25288eebcf7928f214c11097ddf7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2000-04-12T09:28:10Z",
    "title_canon_sha256": "fe38ba36259c8f20ca3189c6598ae1e983ef305ac064f32be997f46f2ad6b651"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0004053",
    "kind": "arxiv",
    "version": 1
  }
}