Pith Number

pith:XXEY5EM6

pith:2026:XXEY5EM6NX55QU3ASG37GK27PQ

not attested not anchored not stored refs pending

An Analytically Trained Variational Surrogate for Quantum Phase Estimation on NISQ Hardware

Alok Shukla, Anurag K. S. V., Ashish Kumar Patra, Jaiganesh G, Mousumi Kundu, Ruchika Bhat, Sai Shankar P.

arxiv:2607.20943 v1 · 2026-07-23 · quant-ph · cs.ET · cs.LG · 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{XXEY5EM6NX55QU3ASG37GK27PQ}

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	2026-07-24T01:23:42.202777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdc98e919e6dfbd8536091b7f32b5f7c173ffe0d8c3f337f03bd6539c47fc55d

Aliases

arxiv: 2607.20943 · arxiv_version: 2607.20943v1 · doi: 10.48550/arxiv.2607.20943 · pith_short_12: XXEY5EM6NX55 · pith_short_16: XXEY5EM6NX55QU3A · pith_short_8: XXEY5EM6

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/XXEY5EM6NX55QU3ASG37GK27PQ \
  | 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: bdc98e919e6dfbd8536091b7f32b5f7c173ffe0d8c3f337f03bd6539c47fc55d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "624da21cd0c2604aba368764c928827f7b0686042f79d959f3b095e659dedd60",
    "cross_cats_sorted": [
      "cs.ET",
      "cs.LG",
      "physics.chem-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-23T05:52:17Z",
    "title_canon_sha256": "d54f78b83521d2b60d5ba2a8b588cf2a0a98bcfeac477a3be9d9928f251ed3dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.20943",
    "kind": "arxiv",
    "version": 1
  }
}