Pith Number

pith:IRS6GZWF

pith:2015:IRS6GZWFXVI3PYRGD6QL2Q6VXS

not attested not anchored not stored refs pending

Darboux transformation and multi-soliton solutions of the Camassa-Holm equation and modified Camassa-Holm equation

Baoqiang Xia, Ruguang Zhou, Zhijun Qiao

arxiv:1506.08639 v2 · 2015-06-29 · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IRS6GZWFXVI3PYRGD6QL2Q6VXS}

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	2026-05-18T01:00:40.548737Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4465e366c5bd51b7e2261fa0bd43d5bc82910e1fca236fa3ba71294e75dfa0b6

Aliases

arxiv: 1506.08639 · arxiv_version: 1506.08639v2 · doi: 10.48550/arxiv.1506.08639 · pith_short_12: IRS6GZWFXVI3 · pith_short_16: IRS6GZWFXVI3PYRG · pith_short_8: IRS6GZWF

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/IRS6GZWFXVI3PYRGD6QL2Q6VXS \
  | 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: 4465e366c5bd51b7e2261fa0bd43d5bc82910e1fca236fa3ba71294e75dfa0b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0b3f8b34c9b5ebb3327288531878a6231a92c7d4368d2b99bc8b657e89b0ecd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2015-06-29T14:13:19Z",
    "title_canon_sha256": "1bb93ebbff017794ef037e2fb18df29b8c40f75a6877ddaef31b5cb1b96fc29e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.08639",
    "kind": "arxiv",
    "version": 2
  }
}