Pith Number

pith:YRWFCUYN

pith:2018:YRWFCUYNGAU4D32IFMDFD2VFDR

not attested not anchored not stored refs pending

The minimax approach to the estimation of solutions to first order linear systems of ordinary differential periodic equations with inexact data

Alexander Nakonechny, Yuri Podlipenko

arxiv:1810.07228 v1 · 2018-10-16 · math.CA · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YRWFCUYNGAU4D32IFMDFD2VFDR}

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	2026-05-18T00:02:59.121659Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c46c51530d3029c1ef482b0651eaa51c6fcd1df2fab48dc46002ba5140f16832

Aliases

arxiv: 1810.07228 · arxiv_version: 1810.07228v1 · doi: 10.48550/arxiv.1810.07228 · pith_short_12: YRWFCUYNGAU4 · pith_short_16: YRWFCUYNGAU4D32I · pith_short_8: YRWFCUYN

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/YRWFCUYNGAU4D32IFMDFD2VFDR \
  | 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: c46c51530d3029c1ef482b0651eaa51c6fcd1df2fab48dc46002ba5140f16832

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d4a6fed305cc9503ada463737167fdb74925d7842a418373bbe6d11682e56fa",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2018-10-16T18:47:57Z",
    "title_canon_sha256": "0105eb1ced99328f108dfa1c86539372b0f73230cf002944e4aca67867e418f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.07228",
    "kind": "arxiv",
    "version": 1
  }
}