Pith Number

pith:C34JIE2V

pith:2023:C34JIE2VI7MU5NMMUP6PINUJS2

not attested not anchored not stored refs pending

Hilbert space multireference coupled clusters tailored by matrix product states

Jakub Lang, Jan Brandejs, Jiri Brabec, Jiri Pittner, Libor Veis, Ondrej Demel, Ors Legeza

arxiv:2304.01625 v1 · 2023-04-04 · 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{C34JIE2VI7MU5NMMUP6PINUJS2}

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	2026-07-05T10:10:37.818180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16f894135547d94eb58ca3fcf4368996a2c9c3be5813d1efa9938e074fe659ca

Aliases

arxiv: 2304.01625 · arxiv_version: 2304.01625v1 · doi: 10.48550/arxiv.2304.01625 · pith_short_12: C34JIE2VI7MU · pith_short_16: C34JIE2VI7MU5NMM · pith_short_8: C34JIE2V

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/C34JIE2VI7MU5NMMUP6PINUJS2 \
  | 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: 16f894135547d94eb58ca3fcf4368996a2c9c3be5813d1efa9938e074fe659ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfb7ce3211e178fe6fbd6a64bebed7f3a916647c0aea61646b03b97325e7fc0d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2023-04-04T08:29:42Z",
    "title_canon_sha256": "751ffb5608050ef49d997c8fba1bb18cdbdd61b0a4ffd6f7fe290cc45f8cce50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.01625",
    "kind": "arxiv",
    "version": 1
  }
}