Pith Number

pith:ZKJDSGP7

pith:2016:ZKJDSGP7EUB4VGVGKOB2DYTGIK

not attested not anchored not stored refs pending

Harmonic oscillators at resonance, perturbed by a non-linear friction force

Philip Korman, Yi Li

arxiv:1609.00369 v1 · 2016-09-01 · 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{ZKJDSGP7EUB4VGVGKOB2DYTGIK}

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	2026-05-18T01:06:23.970188Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca923919ff2503ca9aa65383a1e266428a7afb73edb5b0c8b41373c3d6015d7d

Aliases

arxiv: 1609.00369 · arxiv_version: 1609.00369v1 · doi: 10.48550/arxiv.1609.00369 · pith_short_12: ZKJDSGP7EUB4 · pith_short_16: ZKJDSGP7EUB4VGVG · pith_short_8: ZKJDSGP7

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/ZKJDSGP7EUB4VGVGKOB2DYTGIK \
  | 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: ca923919ff2503ca9aa65383a1e266428a7afb73edb5b0c8b41373c3d6015d7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7395baf141c893b713c23afe986e42c2b4a4b01670b6af76ced8661d426eaf0a",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2016-09-01T19:58:23Z",
    "title_canon_sha256": "dd868b85d3e1f9c6b81fd2e020fe1bd1b7411fd6c59f18d7973a5cfe19e1d3c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.00369",
    "kind": "arxiv",
    "version": 1
  }
}