Pith Number

pith:GOSVTKK6

pith:2020:GOSVTKK6LOBCGKSC7ATNMTXJHU

not attested not anchored not stored refs pending

Portfolio Optimisation Using the D-Wave Quantum Annealer

Frank Phillipson, Harshil Singh Bhatia

arxiv:2012.01121 v1 · 2020-11-13 · q-fin.PM · math.OC · 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{GOSVTKK6LOBCGKSC7ATNMTXJHU}

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	2026-07-05T01:56:35.722372Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33a559a95e5b82232a42f826d64ee93d21481b63b4d0a05e95231d41fce71fa3

Aliases

arxiv: 2012.01121 · arxiv_version: 2012.01121v1 · doi: 10.48550/arxiv.2012.01121 · pith_short_12: GOSVTKK6LOBC · pith_short_16: GOSVTKK6LOBCGKSC · pith_short_8: GOSVTKK6

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/GOSVTKK6LOBCGKSC7ATNMTXJHU \
  | 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: 33a559a95e5b82232a42f826d64ee93d21481b63b4d0a05e95231d41fce71fa3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09cba461a3d1abea61a72c7d0d5ae7fe9dc3f90b69419d427a156e51d1f92619",
    "cross_cats_sorted": [
      "math.OC",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.PM",
    "submitted_at": "2020-11-13T16:15:20Z",
    "title_canon_sha256": "19a79002c2a18c1cc601463447307fc11c0b7e68c89052c463e220d013f419b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.01121",
    "kind": "arxiv",
    "version": 1
  }
}