Pith Number

pith:PCFFHW5Q

pith:2019:PCFFHW5QMJONFIFQLXNPUIQHNB

not attested not anchored not stored refs pending

Iterative Qubit Coupled Cluster approach with efficient screening of generators

Artur F. Izmaylov, Ilya G. Ryabinkin, Robert A. Lang, Scott N. Genin

arxiv:1906.11192 v2 · 2019-06-26 · quant-ph · 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{PCFFHW5QMJONFIFQLXNPUIQHNB}

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	2026-07-05T00:14:54.265108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

788a53dbb0625cd2a0b05ddafa22076872f19b9c5307559ad335292b96796631

Aliases

arxiv: 1906.11192 · arxiv_version: 1906.11192v2 · doi: 10.48550/arxiv.1906.11192 · pith_short_12: PCFFHW5QMJON · pith_short_16: PCFFHW5QMJONFIFQ · pith_short_8: PCFFHW5Q

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/PCFFHW5QMJONFIFQLXNPUIQHNB \
  | 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: 788a53dbb0625cd2a0b05ddafa22076872f19b9c5307559ad335292b96796631

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06ae721854fc427a9a6c6377543e91c0b03cc6505be7e1f159463be52e161c74",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-06-26T16:22:32Z",
    "title_canon_sha256": "035556211f50c1c9767b8863ad9f12c96ee815eb4f940c43b3fcc1f6d4f9d703"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.11192",
    "kind": "arxiv",
    "version": 2
  }
}