Pith Number

pith:MGRSWSDS

pith:2012:MGRSWSDSBA4WNS5KPG3JZUNIDH

not attested not anchored not stored refs pending

On well-posedness and wave operator for the gKdV equation

Ademir Pastor, Luiz Gustavo Farah

arxiv:1204.5688 v1 · 2012-04-25 · 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{MGRSWSDSBA4WNS5KPG3JZUNIDH}

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	2026-05-18T03:57:01.606980Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61a32b4872083966cbaa79b69cd1a819d3331f3677ab6e095e9b6b415b44085a

Aliases

arxiv: 1204.5688 · arxiv_version: 1204.5688v1 · doi: 10.48550/arxiv.1204.5688 · pith_short_12: MGRSWSDSBA4W · pith_short_16: MGRSWSDSBA4WNS5K · pith_short_8: MGRSWSDS

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/MGRSWSDSBA4WNS5KPG3JZUNIDH \
  | 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: 61a32b4872083966cbaa79b69cd1a819d3331f3677ab6e095e9b6b415b44085a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db607854472f5bdd1bf81a76545b4ed766f92cf668aba326f02301293f6599b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2012-04-25T15:49:58Z",
    "title_canon_sha256": "77d4ff2f7cc7de1f4c44959981e041bf172d6c5bade96628a35f2b8e8a6be9f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.5688",
    "kind": "arxiv",
    "version": 1
  }
}