Pith Number

pith:UEV7MLHT

pith:2015:UEV7MLHTKKXO5YK5IGJOA4QRLL

not attested not anchored not stored refs pending

An Efficient Matrix Product Operator Representation of the Quantum-Chemical Hamiltonian

Markus Reiher, Matthias Troyer, Michele Dolfi, Sebastian Keller

arxiv:1510.02026 v1 · 2015-10-07 · physics.comp-ph · cond-mat.str-el · physics.chem-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{UEV7MLHTKKXO5YK5IGJOA4QRLL}

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	2026-05-18T01:23:28.853852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a12bf62cf352aeeee15d4192e072115ac8cfc5f664937fe6cc0cb7063e6f2f48

Aliases

arxiv: 1510.02026 · arxiv_version: 1510.02026v1 · doi: 10.48550/arxiv.1510.02026 · pith_short_12: UEV7MLHTKKXO · pith_short_16: UEV7MLHTKKXO5YK5 · pith_short_8: UEV7MLHT

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/UEV7MLHTKKXO5YK5IGJOA4QRLL \
  | 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: a12bf62cf352aeeee15d4192e072115ac8cfc5f664937fe6cc0cb7063e6f2f48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c7feb142c1fa56b1f6e8957f3c346957e83d2cfec3899b44e5e8577c61b7364",
    "cross_cats_sorted": [
      "cond-mat.str-el",
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2015-10-07T16:53:29Z",
    "title_canon_sha256": "bb2108a272fd8031f3a5ae85079155e6eb02ccbb90fea6d2c5e4d22a544c967f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.02026",
    "kind": "arxiv",
    "version": 1
  }
}