Pith Number

pith:2YY6YRAG

pith:2018:2YY6YRAGYCXALM7KMLA3FXYC4B

not attested not anchored not stored refs pending

Besov regularity of parabolic and hyperbolic PDEs

Cornelia Schneider, Stephan Dahlke

arxiv:1811.09428 v1 · 2018-11-23 · 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{2YY6YRAGYCXALM7KMLA3FXYC4B}

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	2026-05-18T00:00:03.456931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d631ec4406c0ae05b3ea62c1b2df02e07c0640573aada08d230bcbd0b45d028b

Aliases

arxiv: 1811.09428 · arxiv_version: 1811.09428v1 · doi: 10.48550/arxiv.1811.09428 · pith_short_12: 2YY6YRAGYCXA · pith_short_16: 2YY6YRAGYCXALM7K · pith_short_8: 2YY6YRAG

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/2YY6YRAGYCXALM7KMLA3FXYC4B \
  | 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: d631ec4406c0ae05b3ea62c1b2df02e07c0640573aada08d230bcbd0b45d028b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c66489f0ed90fa90d6616a2f281305447da0f96111ec9b52b6d071c7e89050e0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-11-23T11:10:41Z",
    "title_canon_sha256": "76b2c0cfc5c7aa11d9a53e60a5e1003f322303e8ae1c95e4fb78a52864d0d09f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.09428",
    "kind": "arxiv",
    "version": 1
  }
}