Pith Number

pith:XQMRGE3Q

pith:2018:XQMRGE3QE26METLQPGXCBI3FVA

not attested not anchored not stored refs pending

Discontinuous Galerkin Time Discretization Methods for Parabolic Problems with Linear Constraints

Arnold Reusken, Igor Voulis

arxiv:1801.06361 v3 · 2018-01-19 · 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{XQMRGE3QE26METLQPGXCBI3FVA}

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	2026-05-18T00:13:21.601038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc1913137026bcc24d7079ae20a365a81f8ebf4574482b5b72acfd9a35ea7f5f

Aliases

arxiv: 1801.06361 · arxiv_version: 1801.06361v3 · doi: 10.48550/arxiv.1801.06361 · pith_short_12: XQMRGE3QE26M · pith_short_16: XQMRGE3QE26METLQ · pith_short_8: XQMRGE3Q

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/XQMRGE3QE26METLQPGXCBI3FVA \
  | 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: bc1913137026bcc24d7079ae20a365a81f8ebf4574482b5b72acfd9a35ea7f5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66db48535ab68442af591fb909d2fdcb647bed0d0a15e19447d6aeda8e3581ce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-01-19T11:00:08Z",
    "title_canon_sha256": "624197fd29ef0595812de5af20d66e7614557f85e5f5c2db201270b74acd4010"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.06361",
    "kind": "arxiv",
    "version": 3
  }
}