Pith Number

pith:D273IG3J

pith:2026:D273IG3JIBK5VB7L73YLDOBT4P

not attested not anchored not stored refs pending

Quantitative semidefinite certificates for ground-state energies of Pauli Hamiltonians

Igor Klep, Nando Leijenhorst, Victor Magron

arxiv:2605.29959 v1 · 2026-05-28 · quant-ph · 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{D273IG3JIBK5VB7L73YLDOBT4P}

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	2026-05-29T02:06:03.791933Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ebfb41b694055da87ebfef0b1b833e3ea081c2d28b486c8397ed0abda1061f1

Aliases

arxiv: 2605.29959 · arxiv_version: 2605.29959v1 · doi: 10.48550/arxiv.2605.29959 · pith_short_12: D273IG3JIBK5 · pith_short_16: D273IG3JIBK5VB7L · pith_short_8: D273IG3J

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/D273IG3JIBK5VB7L73YLDOBT4P \
  | 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: 1ebfb41b694055da87ebfef0b1b833e3ea081c2d28b486c8397ed0abda1061f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c49cdf356dadbb5b70d339e8162bdd782e3f0dd670dfa48ad8822707c4b74331",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-28T14:01:21Z",
    "title_canon_sha256": "430b0d31257d8ab8661290a1d1d51563e9f397201259723a3cda275062ccdd13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.29959",
    "kind": "arxiv",
    "version": 1
  }
}