Pith Number

pith:SFU5WVZH

pith:2019:SFU5WVZH4QJ5BZ2CZHJ2CLYBV7

not attested not anchored not stored refs pending

Well-posedness of the initial value problem for the Ostrovsky-Hunter equation with spatially dependent flux

Giuseppe Maria Coclite, Neelabja Chatterjee, Nils Henrik Risebro

arxiv:1905.09041 v1 · 2019-05-22 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SFU5WVZH4QJ5BZ2CZHJ2CLYBV7}

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	2026-05-17T23:45:22.136950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9169db5727e413d0e742c9d3a12f01afe4a4a7a1a5078265176651a70e4e7fc5

Aliases

arxiv: 1905.09041 · arxiv_version: 1905.09041v1 · doi: 10.48550/arxiv.1905.09041 · pith_short_12: SFU5WVZH4QJ5 · pith_short_16: SFU5WVZH4QJ5BZ2C · pith_short_8: SFU5WVZH

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/SFU5WVZH4QJ5BZ2CZHJ2CLYBV7 \
  | 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: 9169db5727e413d0e742c9d3a12f01afe4a4a7a1a5078265176651a70e4e7fc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e19fcfa7588f28ab6b6f1642deac0be3c355a3ed1820ac8348413e3e45e0e84b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-05-22T09:50:10Z",
    "title_canon_sha256": "1c15b912b37b1e6badf5950fc8b907163a3411ca3e4bf231e0e848f7810e1839"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.09041",
    "kind": "arxiv",
    "version": 1
  }
}