Pith Number

pith:GYCUGEHF

pith:2026:GYCUGEHF7VA67O76OLZN3FARLJ

not attested not anchored not stored refs pending

Q-GAIN: A Python Package for Machine Learning and Physically Informed Analysis Applications

A. R. Fritsch, I. B. Spielman, J. P. Zwolak, L. Ritter, M. Doris, S. Guo, S. M. Koh, S. Mukherjee

arxiv:2607.02413 v1 · 2026-07-02 · cond-mat.quant-gas · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GYCUGEHF7VA67O76OLZN3FARLJ}

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	2026-07-03T01:17:58.494659Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36054310e5fd41efbbfe72f2dd94115a6bfad9290fba4af715703115016d6ea0

Aliases

arxiv: 2607.02413 · arxiv_version: 2607.02413v1 · doi: 10.48550/arxiv.2607.02413 · pith_short_12: GYCUGEHF7VA6 · pith_short_16: GYCUGEHF7VA67O76 · pith_short_8: GYCUGEHF

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/GYCUGEHF7VA67O76OLZN3FARLJ \
  | 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: 36054310e5fd41efbbfe72f2dd94115a6bfad9290fba4af715703115016d6ea0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9fda63883c0ae0d774ce9544ccf8ab8c9228b49df98353bfa5436c4c7c7cbb5",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2026-07-02T16:45:34Z",
    "title_canon_sha256": "656b1336f003331d5d7758bcb6604bbafaf15a86a9b29868848216a34e5caf61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.02413",
    "kind": "arxiv",
    "version": 1
  }
}