Pith Number

pith:QFCNXURQ

pith:2022:QFCNXURQJOQ6T4H4F6MSRSESTQ

not attested not anchored not stored refs pending

On the structure of the $6 \times 6$ copositive cone

Andrey Afonin, Roland Hildebrand

arxiv:2209.08039 v1 · 2022-09-16 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QFCNXURQJOQ6T4H4F6MSRSESTQ}

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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.

Cited by

1 paper in Pith

Stationarity is not enough: tightness of the quantum mechanical bootstrap and the copositive cone

Receipt and verification

First computed	2026-07-05T04:58:12.895112Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8144dbd2304ba1e9f0fc2f9928c8929c24af523a9ad6be4dce4c33b75ddd86cc

Aliases

arxiv: 2209.08039 · arxiv_version: 2209.08039v1 · doi: 10.48550/arxiv.2209.08039 · pith_short_12: QFCNXURQJOQ6 · pith_short_16: QFCNXURQJOQ6T4H4 · pith_short_8: QFCNXURQ

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/QFCNXURQJOQ6T4H4F6MSRSESTQ \
  | 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: 8144dbd2304ba1e9f0fc2f9928c8929c24af523a9ad6be4dce4c33b75ddd86cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e63533fa0dd549c47bd94ca203cafacb9365e3c100df25e7525acb5382cb9f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2022-09-16T16:37:14Z",
    "title_canon_sha256": "f486022e682b8855cce950840b183869d10634fe04a11d5a09289ebdd7bf3894"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.08039",
    "kind": "arxiv",
    "version": 1
  }
}