Pith Number

pith:CHWJXGBM

pith:2008:CHWJXGBMEUIIMVCNFI43CK7HAA

not attested not anchored not stored refs pending

Fast computation of magnetostatic fields by Non-uniform Fast Fourier Transforms

Evaggelos Kritsikis (SPINTEC), Jean-Christophe Toussaint (NEEL), Olivier Fruchart (NEEL)

arxiv:0807.2387 v1 · 2008-07-15 · 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{CHWJXGBMEUIIMVCNFI43CK7HAA}

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	2026-06-03T22:06:08.006454Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11ec9b982c251086544d2a39b12be7002881ea91b4d5caf5a7408e42e98ee6f1

Aliases

arxiv: 0807.2387 · arxiv_version: 0807.2387v1 · doi: 10.48550/arxiv.0807.2387 · pith_short_12: CHWJXGBMEUII · pith_short_16: CHWJXGBMEUIIMVCN · pith_short_8: CHWJXGBM

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/CHWJXGBMEUIIMVCNFI43CK7HAA \
  | 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: 11ec9b982c251086544d2a39b12be7002881ea91b4d5caf5a7408e42e98ee6f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63b874429e6f46bdcdfc6faa7ace0f913593f61ae126e31bda148672d57d0ac4",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2008-07-15T14:45:14Z",
    "title_canon_sha256": "99e0d8bf307f1cf3d73268233b31fba03ffc5b2eba04e7894db29ab740ca7dd7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0807.2387",
    "kind": "arxiv",
    "version": 1
  }
}