Pith Number

pith:LQE7B6FZ

pith:2017:LQE7B6FZT7C5STYBPFLPPUBFYJ

not attested not anchored not stored refs pending

Evolution of initial discontinuities in the Riemann problem for the Kaup-Boussinesq equation with positive dispersion

A. M. Kamchatnov, N. Pavloff, S. K. Ivanov, T. Congy

arxiv:1707.05980 v1 · 2017-07-19 · 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{LQE7B6FZT7C5STYBPFLPPUBFYJ}

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	2026-05-18T00:36:47.293988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c09f0f8b99fc5d94f017956f7d025c25c80c80425276ee49702124858b7cdcc

Aliases

arxiv: 1707.05980 · arxiv_version: 1707.05980v1 · doi: 10.48550/arxiv.1707.05980 · pith_short_12: LQE7B6FZT7C5 · pith_short_16: LQE7B6FZT7C5STYB · pith_short_8: LQE7B6FZ

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/LQE7B6FZT7C5STYBPFLPPUBFYJ \
  | 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: 5c09f0f8b99fc5d94f017956f7d025c25c80c80425276ee49702124858b7cdcc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d178f8752cbba14ac421454d3b8864cf6b44665c45459afc31117d3bcab312a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2017-07-19T08:55:16Z",
    "title_canon_sha256": "fa9186c56be8f4abd32456d5046ae04bbeb135dc27ce00d5578f19126c72181c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.05980",
    "kind": "arxiv",
    "version": 1
  }
}