Pith Number

pith:NDIFFLUG

pith:2017:NDIFFLUGKP6P3L3CWZ6BGKWHE4

not attested not anchored not stored refs pending

Weakly integrable Camassa-Holm-type equations

Jingsong He, Peilong Dong, Zhiwei Wu

arxiv:1704.03115 v1 · 2017-04-11 · 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{NDIFFLUGKP6P3L3CWZ6BGKWHE4}

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	2026-05-18T00:46:33.496072Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68d052ae8653fcfdaf62b67c132ac72714841ad9767217299ac551a015a4784d

Aliases

arxiv: 1704.03115 · arxiv_version: 1704.03115v1 · doi: 10.48550/arxiv.1704.03115 · pith_short_12: NDIFFLUGKP6P · pith_short_16: NDIFFLUGKP6P3L3C · pith_short_8: NDIFFLUG

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/NDIFFLUGKP6P3L3CWZ6BGKWHE4 \
  | 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: 68d052ae8653fcfdaf62b67c132ac72714841ad9767217299ac551a015a4784d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2bd321cdca22f816fd39fe516dc13bf04800d86d9ef3de4b401be9a7eeab27a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2017-04-11T02:12:22Z",
    "title_canon_sha256": "951840d3db1c0a8a83c1f28682f9004feb20fcd2e3c9ea260e62574204aefcfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.03115",
    "kind": "arxiv",
    "version": 1
  }
}