Pith Number

pith:7A2M72NA

pith:2026:7A2M72NAL2LA6CZT5C3QLWN6JO

not attested not anchored not stored refs pending

Preconditioning Magnetic Systems in Kohn-Sham Density Functional Theory

Antoine Levitt, Cl\'ementine Barat, Marc Torrent

arxiv:2606.26693 v1 · 2026-06-25 · cond-mat.mtrl-sci · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7A2M72NAL2LA6CZT5C3QLWN6JO}

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	2026-06-26T01:15:56.940698Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f834cfe9a05e960f0b33e8b705d9be4b8fef1bb1ace87d11fd5b38579edf2ff2

Aliases

arxiv: 2606.26693 · arxiv_version: 2606.26693v1 · doi: 10.48550/arxiv.2606.26693 · pith_short_12: 7A2M72NAL2LA · pith_short_16: 7A2M72NAL2LA6CZT · pith_short_8: 7A2M72NA

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/7A2M72NAL2LA6CZT5C3QLWN6JO \
  | 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: f834cfe9a05e960f0b33e8b705d9be4b8fef1bb1ace87d11fd5b38579edf2ff2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1a3b11287b6528c15e27577535058a529649419af432bc980d84241c27a7a64",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2026-06-25T07:24:15Z",
    "title_canon_sha256": "5c2af1929b96c077784cb9816b7a9ff16bb39255e8b320ba6ab6cadf52a567a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.26693",
    "kind": "arxiv",
    "version": 1
  }
}