Pith Number

pith:N2KRU62M

pith:2015:N2KRU62MEK5H4HSOMLM3W7R6KW

not attested not anchored not stored refs pending

A Multilevel Correction Method for Interior Transmission Eigenvalue Problem

Hehu Xie, Xinming Wu

arxiv:1512.05163 v2 · 2015-12-16 · 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{N2KRU62MEK5H4HSOMLM3W7R6KW}

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	2026-05-18T01:16:24.460452Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e951a7b4c22ba7e1e4e62d9bb7e3e5595efbd51722096f2240fe662ae2cfeea

Aliases

arxiv: 1512.05163 · arxiv_version: 1512.05163v2 · doi: 10.48550/arxiv.1512.05163 · pith_short_12: N2KRU62MEK5H · pith_short_16: N2KRU62MEK5H4HSO · pith_short_8: N2KRU62M

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/N2KRU62MEK5H4HSOMLM3W7R6KW \
  | 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: 6e951a7b4c22ba7e1e4e62d9bb7e3e5595efbd51722096f2240fe662ae2cfeea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0badb43937302cc99322364830574ac987635ee4e62bdd17f12980dac77eba7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-12-16T13:08:04Z",
    "title_canon_sha256": "e66c57ea218c05e69e23ef5addbc3c82b08b853a36d8cab597e4f8fab7e2cce9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.05163",
    "kind": "arxiv",
    "version": 2
  }
}