Pith Number

pith:Q6HXMZAD

pith:2004:Q6HXMZADK5CSN5PSA4X6OYMHBH

not attested not anchored not stored refs pending

On Periodic Solutions Of Lienard Equations

Ali Taghavi

arxiv:math/0409594 v1 · 2004-09-30 · math.CA · 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{Q6HXMZADK5CSN5PSA4X6OYMHBH}

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	2026-05-18T04:30:14.937032Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

878f766403574526f5f2072fe7618709f72fd8992f5bb8bbf5e985adeb79b62c

Aliases

arxiv: math/0409594 · arxiv_version: math/0409594v1 · doi: 10.48550/arxiv.math/0409594 · pith_short_12: Q6HXMZADK5CS · pith_short_16: Q6HXMZADK5CSN5PS · pith_short_8: Q6HXMZAD

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/Q6HXMZADK5CSN5PSA4X6OYMHBH \
  | 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: 878f766403574526f5f2072fe7618709f72fd8992f5bb8bbf5e985adeb79b62c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acc423f644883cef599ede8c8206eb63e7f06d6d049ee4c196772b38004a650a",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "",
    "primary_cat": "math.CA",
    "submitted_at": "2004-09-30T08:39:00Z",
    "title_canon_sha256": "a88109fbb36ca80c21a357f35e2b37c03db00bc5c91141b5c0ccf705fdb2765b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0409594",
    "kind": "arxiv",
    "version": 1
  }
}