Pith Number

pith:SDLKWSIF

pith:2006:SDLKWSIFYNKPZV6JMJ5TEUO2TD

not attested not anchored not stored refs pending

Vibration of the Duffing Oscillator: Effect of Fractional Damping

Arkadiusz Syta, Grzegorz Litak, Marek Borowiec

arxiv:nlin/0601033 v1 · 2006-01-14 · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SDLKWSIFYNKPZV6JMJ5TEUO2TD}

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	2026-05-18T01:05:21.685180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90d6ab4905c354fcd7c9627b3251da98cf392fc5ec8a604f34e10bcd96886005

Aliases

arxiv: nlin/0601033 · arxiv_version: nlin/0601033v1 · doi: 10.48550/arxiv.nlin/0601033 · pith_short_12: SDLKWSIFYNKP · pith_short_16: SDLKWSIFYNKPZV6J · pith_short_8: SDLKWSIF

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/SDLKWSIFYNKPZV6JMJ5TEUO2TD \
  | 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: 90d6ab4905c354fcd7c9627b3251da98cf392fc5ec8a604f34e10bcd96886005

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a620e045f1f138be5c0f24d407d7fd4fd0f54155782e1c2236a6c81f352b4d8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nlin.CD",
    "submitted_at": "2006-01-14T16:34:00Z",
    "title_canon_sha256": "46d49e0633ebdc5ab7190d32788e581e79e7693c0ffe72605eeaad5d73eb25b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nlin/0601033",
    "kind": "arxiv",
    "version": 1
  }
}