Pith Number

pith:OQBVMX2G

pith:2020:OQBVMX2GRWC6M5U4DSMUJOF7HG

not attested not anchored not stored refs pending

A state-averaged orbital-optimized hybrid quantum-classical algorithm for a democratic description of ground and excited states

Bruno Senjean, Francesco Buda, Jakob G\"unther, Lucas Visscher, Saad Yalouz, Thomas E. O'Brien

arxiv:2009.11417 v2 · 2020-09-23 · 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{OQBVMX2GRWC6M5U4DSMUJOF7HG}

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	2026-07-05T05:22:25.828033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7403565f468d85e6769c1c9944b8bf3991f333a995fb5b6fc9617e7fc17cb81d

Aliases

arxiv: 2009.11417 · arxiv_version: 2009.11417v2 · doi: 10.48550/arxiv.2009.11417 · pith_short_12: OQBVMX2GRWC6 · pith_short_16: OQBVMX2GRWC6M5U4 · pith_short_8: OQBVMX2G

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/OQBVMX2GRWC6M5U4DSMUJOF7HG \
  | 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: 7403565f468d85e6769c1c9944b8bf3991f333a995fb5b6fc9617e7fc17cb81d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e38932c770cffb3657ea4f1e472fb62a9701e42581c4433e28518f95ee66fa13",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-09-23T23:27:51Z",
    "title_canon_sha256": "4b69b2adb1f91487ff65ea21ca72da25260d62b8b88c64c86e6174516d544e4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.11417",
    "kind": "arxiv",
    "version": 2
  }
}