Pith Number

pith:4WRPL2FZ

pith:2016:4WRPL2FZORIFBJKRSXTDEDHO6H

not attested not anchored not stored refs pending

Higher Regularity for the fractional thin obstacle problem

Angkana R\"uland, Herbert Koch, Wenhui Shi

arxiv:1605.06662 v1 · 2016-05-21 · 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{4WRPL2FZORIFBJKRSXTDEDHO6H}

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	2026-05-18T01:14:11.593654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5a2f5e8b9745050a55195e6320ceef1f55ddf69bc2e22a1815afde4e6af2c60

Aliases

arxiv: 1605.06662 · arxiv_version: 1605.06662v1 · doi: 10.48550/arxiv.1605.06662 · pith_short_12: 4WRPL2FZORIF · pith_short_16: 4WRPL2FZORIFBJKR · pith_short_8: 4WRPL2FZ

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/4WRPL2FZORIFBJKRSXTDEDHO6H \
  | 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: e5a2f5e8b9745050a55195e6320ceef1f55ddf69bc2e22a1815afde4e6af2c60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "062ab803563c4ae62cc6049c1e8a6f7572b30d111e6d5dcb9cd768e9bcdf0288",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-05-21T15:53:06Z",
    "title_canon_sha256": "4323e3623eba57873c26697d2491fa400d236964d0aae339a139e5fd004d2203"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.06662",
    "kind": "arxiv",
    "version": 1
  }
}