Pith Number

pith:7QKPFFPP

pith:2026:7QKPFFPPZNBE3VG7DUQUO57AVI

not attested not anchored not stored refs pending

mrfmsim: A modular, extendable, and readable simulation package for magnetic resonance force microscopy experiments

Corinne E. Isaac, Eric W. Moore, John A. Marohn, Michael C. Boucher, Peter Sun, Zhen Wang

arxiv:2602.23337 v2 · 2026-02-26 · physics.comp-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{7QKPFFPPZNBE3VG7DUQUO57AVI}

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	2026-06-10T01:10:59.886253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc14f295efcb424dd4df1d214777e0aa2344d40c9b00f7bf91af0f6fd6fa988e

Aliases

arxiv: 2602.23337 · arxiv_version: 2602.23337v2 · doi: 10.48550/arxiv.2602.23337 · pith_short_12: 7QKPFFPPZNBE · pith_short_16: 7QKPFFPPZNBE3VG7 · pith_short_8: 7QKPFFPP

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/7QKPFFPPZNBE3VG7DUQUO57AVI \
  | 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: fc14f295efcb424dd4df1d214777e0aa2344d40c9b00f7bf91af0f6fd6fa988e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ee35e77069f4541f017e884ed04cfdf5167e43f07b1ceb995f1d5e9b2b818ce",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2026-02-26T18:42:06Z",
    "title_canon_sha256": "bce4c6d45f01266e539781795f2485327166d7a9345d48f97f11947184484713"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.23337",
    "kind": "arxiv",
    "version": 2
  }
}