Pith Number

pith:OR7DRC75

pith:2015:OR7DRC75ZVOIWR7H27G44ZNOBI

not attested not anchored not stored refs pending

Regularity up to the boundary for singularly perturbed fully nonlinear elliptic equations

Gleydson C. Ricarte, Jo\~ao Vitor da Silva

arxiv:1510.02193 v1 · 2015-10-08 · 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{OR7DRC75ZVOIWR7H27G44ZNOBI}

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	2026-05-18T01:30:44.495770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

747e388bfdcd5c8b47e7d7cdce65ae0a0fba2c716bbc59e754a49d961c6c32c1

Aliases

arxiv: 1510.02193 · arxiv_version: 1510.02193v1 · doi: 10.48550/arxiv.1510.02193 · pith_short_12: OR7DRC75ZVOI · pith_short_16: OR7DRC75ZVOIWR7H · pith_short_8: OR7DRC75

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/OR7DRC75ZVOIWR7H27G44ZNOBI \
  | 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: 747e388bfdcd5c8b47e7d7cdce65ae0a0fba2c716bbc59e754a49d961c6c32c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a46d35a8a9b33e1ca19d87b8d26a56e28099a59cb30a73682def88c73e17d637",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-10-08T03:57:22Z",
    "title_canon_sha256": "4831599e2d972534acb64301c822dcd9f6246b1a7cfc52cecabe6b72bf1bf287"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.02193",
    "kind": "arxiv",
    "version": 1
  }
}