Pith Number

pith:DT5XP53N

pith:2017:DT5XP53NQ4PFZXJOWE3N3ELPPS

not attested not anchored not stored refs pending

Superposition solutions to the extended KdV equation for water surface waves

Anna Karczewska, Eryk Infeld, Piotr Rozmej

arxiv:1708.05975 v2 · 2017-08-20 · nlin.PS · nlin.SI · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DT5XP53NQ4PFZXJOWE3N3ELPPS}

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	2026-05-18T00:19:13.858100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cfb77f76d871e5cdd2eb136dd916f7c802ade3eca87421331baf43b4611b3d8

Aliases

arxiv: 1708.05975 · arxiv_version: 1708.05975v2 · doi: 10.48550/arxiv.1708.05975 · pith_short_12: DT5XP53NQ4PF · pith_short_16: DT5XP53NQ4PFZXJO · pith_short_8: DT5XP53N

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/DT5XP53NQ4PFZXJOWE3N3ELPPS \
  | 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: 1cfb77f76d871e5cdd2eb136dd916f7c802ade3eca87421331baf43b4611b3d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38cdb598b12b046a6387a1163e78a6d7e79f85f0f2f6c71d8f8bb7f048334643",
    "cross_cats_sorted": [
      "nlin.SI",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2017-08-20T14:38:35Z",
    "title_canon_sha256": "a90034caad07fa8a3352041a64867b5bd0d3704dd5961e6f2cf25706cedd5fe3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.05975",
    "kind": "arxiv",
    "version": 2
  }
}