Pith Number

pith:LWQ5SJII

pith:2012:LWQ5SJIILJAYSDHJG2SRQNLVX6

not attested not anchored not stored refs pending

Improved local well-posedness for the periodic "good" Boussinesq equation

Atanas Stefanov, Seungly Oh

arxiv:1201.1942 v1 · 2012-01-09 · 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{LWQ5SJIILJAYSDHJG2SRQNLVX6}

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	2026-05-18T04:04:54.376895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5da1d925085a41890ce936a5183575bfb9c54adcdab5c92bc5265c42ee374705

Aliases

arxiv: 1201.1942 · arxiv_version: 1201.1942v1 · doi: 10.48550/arxiv.1201.1942 · pith_short_12: LWQ5SJIILJAY · pith_short_16: LWQ5SJIILJAYSDHJ · pith_short_8: LWQ5SJII

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/LWQ5SJIILJAYSDHJG2SRQNLVX6 \
  | 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: 5da1d925085a41890ce936a5183575bfb9c54adcdab5c92bc5265c42ee374705

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be864b86afcf3650737c6b4e4534a2fdd1c962734ef848fbb9adf6700f8d4aad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2012-01-09T23:36:19Z",
    "title_canon_sha256": "6ff825a0dc11544cb88e9ef6f72dce561e1b096fa22ac75d7475d7abfa6db096"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.1942",
    "kind": "arxiv",
    "version": 1
  }
}