Pith Number

pith:OQVOMKVM

pith:2019:OQVOMKVM5HUDFUY2YNRYW3OPUC

not attested not anchored not stored refs pending

A representation formula for solutions of second order ode's with time dependent coefficients and its application to model dissipative oscillations and waves

Richard Kowar

arxiv:1903.06510 v2 · 2019-03-15 · math.AP · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OQVOMKVM5HUDFUY2YNRYW3OPUC}

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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	2026-05-17T23:41:30.527571Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

742ae62aace9e832d31ac3638b6dcfa098b5f769955d04e611fea12ee9349b67

Aliases

arxiv: 1903.06510 · arxiv_version: 1903.06510v2 · doi: 10.48550/arxiv.1903.06510 · pith_short_12: OQVOMKVM5HUD · pith_short_16: OQVOMKVM5HUDFUY2 · pith_short_8: OQVOMKVM

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/OQVOMKVM5HUDFUY2YNRYW3OPUC \
  | 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: 742ae62aace9e832d31ac3638b6dcfa098b5f769955d04e611fea12ee9349b67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bddf2135b5292d4d81eb77996d3febdc03883d0e1d7f06f8ee64e693a17aca2f",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-03-15T13:02:46Z",
    "title_canon_sha256": "17c93cdb9d2437e3e5a2482c15dd4dfd7f5d29f5e141ae356322bab70319a60b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06510",
    "kind": "arxiv",
    "version": 2
  }
}