Pith Number

pith:4AMF2GWK

pith:2023:4AMF2GWKL2S4VMVJVY6ROCD5Z6

not attested not anchored not stored refs pending

Alleviating the quantum Big-$M$ problem

Edoardo Alessandroni, Emiliano Traversi, Ingo Roth, Leandro Aolita, Sergi Ramos-Calderer

arxiv:2307.10379 v4 · 2023-07-19 · 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{4AMF2GWKL2S4VMVJVY6ROCD5Z6}

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	2026-07-05T11:45:26.877680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0185d1aca5ea5cab2a9ae3d17087dcf89e2df6b87b0cad930b3aef4c78e6c66

Aliases

arxiv: 2307.10379 · arxiv_version: 2307.10379v4 · doi: 10.48550/arxiv.2307.10379 · pith_short_12: 4AMF2GWKL2S4 · pith_short_16: 4AMF2GWKL2S4VMVJ · pith_short_8: 4AMF2GWK

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/4AMF2GWKL2S4VMVJVY6ROCD5Z6 \
  | 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: e0185d1aca5ea5cab2a9ae3d17087dcf89e2df6b87b0cad930b3aef4c78e6c66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a78f0764201f41dedaba1e09ac4c1afab3624c0f38e2deadb4bf30e9059c01cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-07-19T18:00:05Z",
    "title_canon_sha256": "3c4bef443d8cf28cfec6325f1595ccc089b138c2488545d829a2718e4a8ff591"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.10379",
    "kind": "arxiv",
    "version": 4
  }
}