Pith Number

pith:GUJCHZXR

pith:2015:GUJCHZXRNKSD7XS6WMKPD73F5M

not attested not anchored not stored refs pending

The Cauchy problem for a higher order shallow water type equation on the circle

Jianhua Huang, Wei Yan, Yongsheng Li

arxiv:1503.06265 v1 · 2015-03-21 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GUJCHZXRNKSD7XS6WMKPD73F5M}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:20:38.905270Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

351223e6f16aa43fde5eb314f1ff65eb1bb2341c3895686cc153927868eb3f8a

Aliases

arxiv: 1503.06265 · arxiv_version: 1503.06265v1 · doi: 10.48550/arxiv.1503.06265 · pith_short_12: GUJCHZXRNKSD · pith_short_16: GUJCHZXRNKSD7XS6 · pith_short_8: GUJCHZXR

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/GUJCHZXRNKSD7XS6WMKPD73F5M \
  | 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: 351223e6f16aa43fde5eb314f1ff65eb1bb2341c3895686cc153927868eb3f8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8bac8439c797966930b036c137425927fbe5f4fbcf1c4d6d7a3dd84131ee448",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-03-21T05:13:30Z",
    "title_canon_sha256": "21dd364a2f50615a66ae81065f023a06f2145ff4808f9a81f47e672a722d094b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.06265",
    "kind": "arxiv",
    "version": 1
  }
}