Pith Number

pith:ZQILCPSP

pith:2018:ZQILCPSPZU2PC7PAI7CTUGU5UF

not attested not anchored not stored refs pending

Analysis and entropy stability of the line-based discontinuous Galerkin method

Per-Olof Persson, Will Pazner

arxiv:1809.09815 v2 · 2018-09-26 · 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{ZQILCPSPZU2PC7PAI7CTUGU5UF}

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	2026-05-17T23:47:30.203804Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc10b13e4fcd34f17de047c53a1a9da1787f09abec13bc27d1811fbc972bac3c

Aliases

arxiv: 1809.09815 · arxiv_version: 1809.09815v2 · doi: 10.48550/arxiv.1809.09815 · pith_short_12: ZQILCPSPZU2P · pith_short_16: ZQILCPSPZU2PC7PA · pith_short_8: ZQILCPSP

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/ZQILCPSPZU2PC7PAI7CTUGU5UF \
  | 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: cc10b13e4fcd34f17de047c53a1a9da1787f09abec13bc27d1811fbc972bac3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28d7c00d6420be0ec2a041706349f3c02b3cc5cf1851fbdc592dff6216eb2c54",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-09-26T05:31:12Z",
    "title_canon_sha256": "436829ecf6486140729f5f2b6446383fc2eb463012ea0aea87c22804192f9090"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.09815",
    "kind": "arxiv",
    "version": 2
  }
}