Pith Number

pith:SJGRWSBN

pith:2026:SJGRWSBNUFPFOLQTQQT4G5JHE6

not attested not anchored not stored refs pending

Generating Non-Decomposable Maps with Differentiable Semidefinite Programming

Angela Rosy Morgillo, Chiara Macchiavello, Davide Poderini, Fabio Anselmi, Fabio Benatti, Massimiliano F. Sacchi

arxiv:2605.14644 v1 · 2026-05-14 · 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{SJGRWSBNUFPFOLQTQQT4G5JHE6}

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	2026-05-17T23:39:03.860722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

924d1b482da15e572e138427c37527278b4d935b03011854f69b25960926f6c1

Aliases

arxiv: 2605.14644 · arxiv_version: 2605.14644v1 · doi: 10.48550/arxiv.2605.14644 · pith_short_12: SJGRWSBNUFPF · pith_short_16: SJGRWSBNUFPFOLQT · pith_short_8: SJGRWSBN

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/SJGRWSBNUFPFOLQTQQT4G5JHE6 \
  | 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: 924d1b482da15e572e138427c37527278b4d935b03011854f69b25960926f6c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbf14f3b052423e7b08c17ddc1580fc95e1130ca6035120a1dd9aed18c91cfbe",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-14T10:01:29Z",
    "title_canon_sha256": "faf28f0f931db4ff4d950d5158e3d5df3199c93d6b1676159109bfff7b1b67e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.14644",
    "kind": "arxiv",
    "version": 1
  }
}