Pith Number

pith:LXX3VXNK

pith:2017:LXX3VXNKVSDUM5EJFWMIMZ6XRA

not attested not anchored not stored refs pending

An efficient spectral-Galerkin approximation and error analysis for Maxwell transmission eigenvalue problems in spherical geometries

Jing An, Zhimin Zhang

arxiv:1704.03171 v1 · 2017-04-11 · 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{LXX3VXNKVSDUM5EJFWMIMZ6XRA}

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	2026-05-18T00:46:33.317056Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5defbaddaaac874674892d988667d788285897ccc1c6580a2b3e6652e124503d

Aliases

arxiv: 1704.03171 · arxiv_version: 1704.03171v1 · doi: 10.48550/arxiv.1704.03171 · pith_short_12: LXX3VXNKVSDU · pith_short_16: LXX3VXNKVSDUM5EJ · pith_short_8: LXX3VXNK

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/LXX3VXNKVSDUM5EJFWMIMZ6XRA \
  | 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: 5defbaddaaac874674892d988667d788285897ccc1c6580a2b3e6652e124503d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ce7579d8c0c4806b1a24c87a6d0f8429b574d85b68432ed1ac83241cfedadab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-04-11T07:09:54Z",
    "title_canon_sha256": "cf093db00b46bcbabdf075a4708d4d66777abc147f5696b27d85fe6087285209"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.03171",
    "kind": "arxiv",
    "version": 1
  }
}