Pith Number

pith:BXZF2GBZ

pith:2018:BXZF2GBZXBALMFIG5V42PWEQI2

not attested not anchored not stored refs pending

A convergent finite difference scheme for the Ostrovsky--Hunter equation with Dirichlet boundary conditions

Adrian Montgomery Ruf, Johanna Ridder

arxiv:1805.07255 v2 · 2018-05-18 · 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{BXZF2GBZXBALMFIG5V42PWEQI2}

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	2026-05-17T23:51:21.377963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0df25d1839b840b61506ed79a7d890468a8739666d6f45764c38d8db153e5c64

Aliases

arxiv: 1805.07255 · arxiv_version: 1805.07255v2 · doi: 10.48550/arxiv.1805.07255 · pith_short_12: BXZF2GBZXBAL · pith_short_16: BXZF2GBZXBALMFIG · pith_short_8: BXZF2GBZ

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/BXZF2GBZXBALMFIG5V42PWEQI2 \
  | 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: 0df25d1839b840b61506ed79a7d890468a8739666d6f45764c38d8db153e5c64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ba56069b32248ed4aba02f27f240ade4359b9f5bb50a6f8ba26dcc53ea25e9c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-05-18T14:54:11Z",
    "title_canon_sha256": "43e367833bd7004953989c9870efc4e45e5dfd8158e892953232c5d4271bc3b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.07255",
    "kind": "arxiv",
    "version": 2
  }
}