Pith Number

pith:VK2EPYX3

pith:2017:VK2EPYX3EXKKGQTCX6AB32LSDU

not attested not anchored not stored refs pending

The scattering problem for the $abcd$ Boussinesq system in the energy space

Chulkwang Kwak, Claudio Mu\~noz, Felipe Poblete, Juan C. Pozo

arxiv:1712.09256 v2 · 2017-12-26 · math.AP · math-ph · math.MP · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VK2EPYX3EXKKGQTCX6AB32LSDU}

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	2026-05-18T00:27:08.774016Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aab447e2fb25d4a34262bf801de9721d3d74fe5e644b2e415aa5ea4077d50ec3

Aliases

arxiv: 1712.09256 · arxiv_version: 1712.09256v2 · doi: 10.48550/arxiv.1712.09256 · pith_short_12: VK2EPYX3EXKK · pith_short_16: VK2EPYX3EXKKGQTC · pith_short_8: VK2EPYX3

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/VK2EPYX3EXKKGQTCX6AB32LSDU \
  | 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: aab447e2fb25d4a34262bf801de9721d3d74fe5e644b2e415aa5ea4077d50ec3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c22d6f4300d9d64581a25cf7469805a37f2b4953107eb6b93418d68b3db9a386",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "nlin.PS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-12-26T12:54:24Z",
    "title_canon_sha256": "3bc489119d6b69beef3edf6481c7a722a2dc398578adf3a5d2e5563c33d05327"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.09256",
    "kind": "arxiv",
    "version": 2
  }
}