Pith Number

pith:KCYJLH27

pith:2026:KCYJLH272HZNEMVKMA6ZPLJCH2

not attested not anchored not stored refs pending

Projector Quantum Variational Ansatz

Robin Ollive, Stephane Louise, Thomas Dumontier

arxiv:2606.07084 v1 · 2026-06-05 · quant-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{KCYJLH272HZNEMVKMA6ZPLJCH2}

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	2026-06-08T01:04:45.307708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50b0959f5fd1f2d232aa603d97ad223e9f2527d6867a674e2948428f124f9a1c

Aliases

arxiv: 2606.07084 · arxiv_version: 2606.07084v1 · doi: 10.48550/arxiv.2606.07084 · pith_short_12: KCYJLH272HZN · pith_short_16: KCYJLH272HZNEMVK · pith_short_8: KCYJLH27

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/KCYJLH272HZNEMVKMA6ZPLJCH2 \
  | 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: 50b0959f5fd1f2d232aa603d97ad223e9f2527d6867a674e2948428f124f9a1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34ccf56e17da906dfbfff21895131e93e177ccb56cb50c02c4811fbce7168bdd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-05T09:23:56Z",
    "title_canon_sha256": "d377341c30e8574eeecce3f05fe6e2f6dc4f59ff19101064143110ba5c0cd94c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.07084",
    "kind": "arxiv",
    "version": 1
  }
}