Pith Number

pith:EZHNGCQE

pith:2015:EZHNGCQEPEPP5CMANZ2TAL3M5A

not attested not anchored not stored refs pending

Persistence Properties and Unique Continuation for a Dispersionless Two-Component Camassa-Holm System with Peakon and Weak Kink Solutions

Qiaoyi Hu, Zhijun Qiao

arxiv:1511.03323 v1 · 2015-11-10 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EZHNGCQEPEPP5CMANZ2TAL3M5A}

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	2026-05-18T01:27:15.761130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

264ed30a04791efe89806e75302f6ce81ee7893f4cb71e797b810009133cb7ff

Aliases

arxiv: 1511.03323 · arxiv_version: 1511.03323v1 · doi: 10.48550/arxiv.1511.03323 · pith_short_12: EZHNGCQEPEPP · pith_short_16: EZHNGCQEPEPP5CMA · pith_short_8: EZHNGCQE

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/EZHNGCQEPEPP5CMANZ2TAL3M5A \
  | 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: 264ed30a04791efe89806e75302f6ce81ee7893f4cb71e797b810009133cb7ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "186484fad1919d3e2a27e57e61fb47b316c00293dd8b0d8aabc3391438897f07",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2015-11-10T22:41:34Z",
    "title_canon_sha256": "a9582be3b830758438920c8800d1b01433e754d71c0cec477b2419947ef5c1b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.03323",
    "kind": "arxiv",
    "version": 1
  }
}