Pith Number

pith:KJPXXWSV

pith:2016:KJPXXWSVMWQ7YZXYULSLHCBWOQ

not attested not anchored not stored refs pending

Almost Everywhere Regularity for the Free Boundary of the Normalized p-harmonic Obstacle problem $p>2$

John Andersson

arxiv:1611.04397 v1 · 2016-11-14 · 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{KJPXXWSVMWQ7YZXYULSLHCBWOQ}

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	2026-05-18T00:59:16.760400Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

525f7bda5565a1fc66f8a2e4b388367421ef066ac507aa73ec811a5764eb49d9

Aliases

arxiv: 1611.04397 · arxiv_version: 1611.04397v1 · doi: 10.48550/arxiv.1611.04397 · pith_short_12: KJPXXWSVMWQ7 · pith_short_16: KJPXXWSVMWQ7YZXY · pith_short_8: KJPXXWSV

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/KJPXXWSVMWQ7YZXYULSLHCBWOQ \
  | 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: 525f7bda5565a1fc66f8a2e4b388367421ef066ac507aa73ec811a5764eb49d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2728807ac4787feb6ca688498751901bd55cdfa77c4da1831115ae77f6c1f0d9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-11-14T14:47:10Z",
    "title_canon_sha256": "bef55e358dfd3d1d62e203f64d7c3764a9d94eb2b36805f911e4de11796f6daf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.04397",
    "kind": "arxiv",
    "version": 1
  }
}