Pith Number

pith:QB2766WD

pith:2017:QB2766WDIE2OPIWXNM6YCBVIB6

not attested not anchored not stored refs pending

Construction of Hamiltonians by supervised learning of energy and entanglement spectra

Hiroyuki Fujita, Masaki Oshikawa, Sho Sugiura, Yuya O. Nakagawa

arxiv:1705.05372 v4 · 2017-05-15 · cond-mat.str-el · cond-mat.stat-mech · physics.comp-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{QB2766WDIE2OPIWXNM6YCBVIB6}

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	2026-05-18T00:24:02.373301Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8075ff7ac34134e7a2d76b3d8106a80f80fa952d70e6c350cf1a295c89594bda

Aliases

arxiv: 1705.05372 · arxiv_version: 1705.05372v4 · doi: 10.48550/arxiv.1705.05372 · pith_short_12: QB2766WDIE2O · pith_short_16: QB2766WDIE2OPIWX · pith_short_8: QB2766WD

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/QB2766WDIE2OPIWXNM6YCBVIB6 \
  | 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: 8075ff7ac34134e7a2d76b3d8106a80f80fa952d70e6c350cf1a295c89594bda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0c9de9907eccc8af68b77c1fc0a99c7cc07019bdf48f6f4a8d6a8bfe32c8104",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2017-05-15T18:00:00Z",
    "title_canon_sha256": "5ceb4982ec1b4e3ac8498a02d68d6f966f6b61433a655876b7405e25187cc31b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.05372",
    "kind": "arxiv",
    "version": 4
  }
}