Pith Number

pith:P7JPSP5V

pith:2010:P7JPSP5VSDW6DPGKEYGFPXKNSO

not attested not anchored not stored refs pending

A 2-component $\mu$-Hunter-Saxton equation

Dafeng Zuo

arxiv:1010.4454 v1 · 2010-10-21 · math-ph · math.MP · 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{P7JPSP5VSDW6DPGKEYGFPXKNSO}

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	2026-05-18T02:05:00.028749Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fd2f93fb590ede1bcca260c57dd4d93a6527f5657ed16dd89980797a978fd94

Aliases

arxiv: 1010.4454 · arxiv_version: 1010.4454v1 · doi: 10.48550/arxiv.1010.4454 · pith_short_12: P7JPSP5VSDW6 · pith_short_16: P7JPSP5VSDW6DPGK · pith_short_8: P7JPSP5V

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/P7JPSP5VSDW6DPGKEYGFPXKNSO \
  | 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: 7fd2f93fb590ede1bcca260c57dd4d93a6527f5657ed16dd89980797a978fd94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6b0c21ed31a76c79d077cef60020fbb37d39c7da9d71d62be2295ffc47cc8ec",
    "cross_cats_sorted": [
      "math.MP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2010-10-21T12:45:23Z",
    "title_canon_sha256": "b60cdfb979d86038b7a4d5e76ff4de2b7f933070f52a0d80ed2736d35fc51886"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.4454",
    "kind": "arxiv",
    "version": 1
  }
}