Pith Number

pith:GX6E7SIY

pith:2008:GX6E7SIYA7SXVAPBG7ZQGNFWS7

not attested not anchored not stored refs pending

The Modultional Instability for a Generalized KdV Equation

Jared C. Bronski, Mathew A. Johnson

arxiv:0809.4402 v4 · 2008-09-25 · math.AP · math.CA · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GX6E7SIYA7SXVAPBG7ZQGNFWS7}

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	2026-05-18T02:15:33.591869Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35fc4fc91807e57a81e137f30334b697cc27a200b94efb332b2bcd576c0268c7

Aliases

arxiv: 0809.4402 · arxiv_version: 0809.4402v4 · doi: 10.48550/arxiv.0809.4402 · pith_short_12: GX6E7SIYA7SX · pith_short_16: GX6E7SIYA7SXVAPB · pith_short_8: GX6E7SIY

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/GX6E7SIYA7SXVAPBG7ZQGNFWS7 \
  | 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: 35fc4fc91807e57a81e137f30334b697cc27a200b94efb332b2bcd576c0268c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "743963e49359e85d0cd358a274b31849111b22a6b0402d9269bebed1d0b67459",
    "cross_cats_sorted": [
      "math.CA",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2008-09-25T13:53:13Z",
    "title_canon_sha256": "5fc83f229d4b7ff9e6ae48cd057806ce79a09b4635a6741757e0fc34ec114c94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.4402",
    "kind": "arxiv",
    "version": 4
  }
}