Pith Number

pith:4D3BV7TV

pith:2016:4D3BV7TVKJRSE22R2RDFHW2NKS

not attested not anchored not stored refs pending

Runge-Kutta convolution quadrature and FEM-BEM coupling for the time dependent linear Schr\"odinger equation

Alexander Rieder, Jens Markus Melenk

arxiv:1605.07340 v3 · 2016-05-24 · 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{4D3BV7TVKJRSE22R2RDFHW2NKS}

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	2026-05-18T00:21:57.274440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0f61afe755263226b51d44653db4d54827dd7940e32de4fda799f4c101566e4

Aliases

arxiv: 1605.07340 · arxiv_version: 1605.07340v3 · doi: 10.48550/arxiv.1605.07340 · pith_short_12: 4D3BV7TVKJRS · pith_short_16: 4D3BV7TVKJRSE22R · pith_short_8: 4D3BV7TV

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/4D3BV7TVKJRSE22R2RDFHW2NKS \
  | 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: e0f61afe755263226b51d44653db4d54827dd7940e32de4fda799f4c101566e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51b54e046aa9bf248372102b38cfb2de48961f3919c358ccf9a217405a1ae7e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-05-24T09:05:11Z",
    "title_canon_sha256": "e481932ab1f5eadb71e33ba784dc322fe1a1f176a7be6e23f6395c2a9cc2ec5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.07340",
    "kind": "arxiv",
    "version": 3
  }
}