Pith Number

pith:7T6JAK6D

pith:2026:7T6JAK6DA6EOQJDMU57WKCAWAD

not attested not anchored not stored refs pending

Beyond Stoner-Wohlfarth: Machine-Learning Models and Symbolic Regression of Hard-Magnet Properties

Andrea Petrocchi, Andreas Marek, Christina Winkler, Hans Fangohr, Martin Lang, Michael Adams, Samuel J. R. Holt, Swapneel A. Pathak, Thomas Schrefl, Timoteo Colnaghi

arxiv:2607.29249 v1 · 2026-07-31 · cond-mat.str-el · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7T6JAK6DA6EOQJDMU57WKCAWAD}

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	2026-08-03T01:22:27.106133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcfc902bc30788e8246ca77f65081600ef596732d6310c191e914a80effa8991

Aliases

arxiv: 2607.29249 · arxiv_version: 2607.29249v1 · doi: 10.48550/arxiv.2607.29249 · pith_short_12: 7T6JAK6DA6EO · pith_short_16: 7T6JAK6DA6EOQJDM · pith_short_8: 7T6JAK6D

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/7T6JAK6DA6EOQJDMU57WKCAWAD \
  | 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: fcfc902bc30788e8246ca77f65081600ef596732d6310c191e914a80effa8991

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95171c80e62e842939ddc4126f91829b3319b14b34983b332a1d04e599240577",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2026-07-31T10:21:07Z",
    "title_canon_sha256": "b4b10b02ae2f4e1fa246aeda9c39432e2d5d0f47418d1cfd8ca58db4a7a84c4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.29249",
    "kind": "arxiv",
    "version": 1
  }
}