Pith Number

pith:KXTEG3SS

pith:2013:KXTEG3SSY6SKZ5JN7VAT6VNO37

not attested not anchored not stored refs pending

A Unified Approach to Integration and Optimization of Parametric Ordinary Differential Equations

Daniel Kaschek, Jens Timmer

arxiv:1302.1904 v1 · 2013-02-07 · q-bio.QM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KXTEG3SSY6SKZ5JN7VAT6VNO37}

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	2026-05-18T03:34:13.426551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55e6436e52c7a4acf52dfd413f55aedfcb6a6f311d600668ab03b6a55882a2e0

Aliases

arxiv: 1302.1904 · arxiv_version: 1302.1904v1 · doi: 10.48550/arxiv.1302.1904 · pith_short_12: KXTEG3SSY6SK · pith_short_16: KXTEG3SSY6SKZ5JN · pith_short_8: KXTEG3SS

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/KXTEG3SSY6SKZ5JN7VAT6VNO37 \
  | 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: 55e6436e52c7a4acf52dfd413f55aedfcb6a6f311d600668ab03b6a55882a2e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "388b4ee6d226dbf9b3dd57c9c30f4064ee81847158e8c6948309b2b91ea74b8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2013-02-07T22:58:06Z",
    "title_canon_sha256": "59027698f13c57753adefa6326b45d0a1a636aaef4bc4f08e7d3ca1ee557ceb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.1904",
    "kind": "arxiv",
    "version": 1
  }
}