Pith Number

pith:GHWYZUGS

pith:2016:GHWYZUGSAUX3PLI6O2NOTD7BFV

not attested not anchored not stored refs pending

Quantum machine learning over infinite dimensions

Christian Weedbrook, George Siopsis, Hoi-Kwan Lau, Raphael Pooser

arxiv:1603.06222 v2 · 2016-03-20 · 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	2026-05-18T00:50:01.525292Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31ed8cd0d2052fb7ad1e769ae98fe12d5cbbb7925ffa16b263f61984dd12675d

Aliases

arxiv: 1603.06222 · arxiv_version: 1603.06222v2 · doi: 10.48550/arxiv.1603.06222 · pith_short_12: GHWYZUGSAUX3 · pith_short_16: GHWYZUGSAUX3PLI6 · pith_short_8: GHWYZUGS

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/GHWYZUGSAUX3PLI6O2NOTD7BFV \
  | 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: 31ed8cd0d2052fb7ad1e769ae98fe12d5cbbb7925ffa16b263f61984dd12675d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a0cee7353e7345aa7db25ac5dfd20a11f288aa1c95f73f0bece031e3fd0697c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-03-20T14:45:27Z",
    "title_canon_sha256": "6e7140334e5b1a2d6f40d678a6a7e449b0c3884e3a8599c7bcdb6e4f51dc48c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.06222",
    "kind": "arxiv",
    "version": 2
  }
}