Pith Number

pith:GPLDFSZY

pith:2018:GPLDFSZY7YKGJVRB23UQ5TV3FI

not attested not anchored not stored refs pending

A Family of ESDIRK Integration Methods

John Bagterp J{\o}rgensen, Morten Rode Kristensen, Per Grove Thomsen

arxiv:1803.01613 v1 · 2018-03-05 · 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{GPLDFSZY7YKGJVRB23UQ5TV3FI}

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	2026-05-18T00:22:00.083590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33d632cb38fe1464d621d6e90ecebb2a016d44cb1770ff7e5ac907f9c66f0e49

Aliases

arxiv: 1803.01613 · arxiv_version: 1803.01613v1 · doi: 10.48550/arxiv.1803.01613 · pith_short_12: GPLDFSZY7YKG · pith_short_16: GPLDFSZY7YKGJVRB · pith_short_8: GPLDFSZY

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/GPLDFSZY7YKGJVRB23UQ5TV3FI \
  | 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: 33d632cb38fe1464d621d6e90ecebb2a016d44cb1770ff7e5ac907f9c66f0e49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7589cbed49949008eb04a648fa37c4e6780049631e63346a9190cf38329d27b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-03-05T11:38:03Z",
    "title_canon_sha256": "f4e6062ca54377a3ddf1ba2a8d7f749090fff0202ea9ad2d81801e5ef5d6d182"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.01613",
    "kind": "arxiv",
    "version": 1
  }
}