Pith Number

pith:QXNUNNPJ

pith:2013:QXNUNNPJ64E7SNHOOGOFJFMRIO

not attested not anchored not stored refs pending

Convergence of the Ostrovsky equation to the Ostrovsky-Hunter one

Giuseppe Maria Coclite, Lorenzo di Ruvo

arxiv:1310.7713 v1 · 2013-10-29 · 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{QXNUNNPJ64E7SNHOOGOFJFMRIO}

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	2026-05-18T00:56:53.523193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85db46b5e9f709f934ee719c5495914392e260203aa6a61ac6e5b4f88a4efc05

Aliases

arxiv: 1310.7713 · arxiv_version: 1310.7713v1 · doi: 10.48550/arxiv.1310.7713 · pith_short_12: QXNUNNPJ64E7 · pith_short_16: QXNUNNPJ64E7SNHO · pith_short_8: QXNUNNPJ

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/QXNUNNPJ64E7SNHOOGOFJFMRIO \
  | 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: 85db46b5e9f709f934ee719c5495914392e260203aa6a61ac6e5b4f88a4efc05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6da53fc0cea3ada6781a9eb31df1057b00a4c2d041a4e5612bcc69c1ad52d25",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-10-29T09:07:35Z",
    "title_canon_sha256": "12aab461daf5d1983fdc3de01b8c1a78ebd506a8820a772be4fb8672c49f276e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.7713",
    "kind": "arxiv",
    "version": 1
  }
}