Pith Number

pith:GXYJZADA

pith:2015:GXYJZADAR5UIXRVM5CUMJ6LYAH

not attested not anchored not stored refs pending

A new Heterogeneous Multiscale Method for time-harmonic Maxwell's equations based on divergence-regularization

Barbara Verf\"urth, Mario Ohlberger, Patrick Henning

arxiv:1509.03172 v2 · 2015-09-10 · 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{GXYJZADAR5UIXRVM5CUMJ6LYAH}

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	2026-05-18T01:33:15.031971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35f09c80608f688bc6ace8a8c4f97801dd9429cfe61eda0b13acfb45c4bf4e9f

Aliases

arxiv: 1509.03172 · arxiv_version: 1509.03172v2 · doi: 10.48550/arxiv.1509.03172 · pith_short_12: GXYJZADAR5UI · pith_short_16: GXYJZADAR5UIXRVM · pith_short_8: GXYJZADA

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/GXYJZADAR5UIXRVM5CUMJ6LYAH \
  | 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: 35f09c80608f688bc6ace8a8c4f97801dd9429cfe61eda0b13acfb45c4bf4e9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aead1138d24910c389f5c14f38635c725add5de8c5c3c367d99f8b64a6c0379b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-09-10T14:28:54Z",
    "title_canon_sha256": "f336c4ca1671aa5a2ae188bfd8f24ed09a36c892532c83cd0c34a76d58726e89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.03172",
    "kind": "arxiv",
    "version": 2
  }
}