Pith Number

pith:KDHXBPF4

pith:2010:KDHXBPF4HN7R55XTAEZT2R2FIL

not attested not anchored not stored refs pending

Allard-type boundary regularity for $C^{1,\alpha}$ boundaries

Theodora Bourni

arxiv:1008.4728 v2 · 2010-08-27 · 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{KDHXBPF4HN7R55XTAEZT2R2FIL}

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	2026-05-18T02:43:09.660866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50cf70bcbc3b7f1ef6f301333d474542f2a6b3cb2a1d26a871ae39ea2c0f5521

Aliases

arxiv: 1008.4728 · arxiv_version: 1008.4728v2 · doi: 10.48550/arxiv.1008.4728 · pith_short_12: KDHXBPF4HN7R · pith_short_16: KDHXBPF4HN7R55XT · pith_short_8: KDHXBPF4

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/KDHXBPF4HN7R55XTAEZT2R2FIL \
  | 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: 50cf70bcbc3b7f1ef6f301333d474542f2a6b3cb2a1d26a871ae39ea2c0f5521

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5331655259e1dce319cfc42d30f24ddb5db31ef3a6807e2da643e8a26dadf5a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2010-08-27T14:12:21Z",
    "title_canon_sha256": "668ea7eaef74d9824eb1d7ee462738113e7a588e19a775a9164a1fbcbacc163b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.4728",
    "kind": "arxiv",
    "version": 2
  }
}