Pith Number

pith:RI63PMJY

pith:2018:RI63PMJYUNY6DC2FZW4OJYVIU7

not attested not anchored not stored refs pending

Boundary regularity for a degenerate elliptic equation with mixed boundary conditions

Alassane Niang

arxiv:1803.10641 v1 · 2018-03-28 · 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{RI63PMJYUNY6DC2FZW4OJYVIU7}

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	2026-05-18T00:19:54.610392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a3db7b138a371e18b45cdb8e4e2a8a7ea7d104a50776db767f57a769ef5e0eb

Aliases

arxiv: 1803.10641 · arxiv_version: 1803.10641v1 · doi: 10.48550/arxiv.1803.10641 · pith_short_12: RI63PMJYUNY6 · pith_short_16: RI63PMJYUNY6DC2F · pith_short_8: RI63PMJY

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/RI63PMJYUNY6DC2FZW4OJYVIU7 \
  | 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: 8a3db7b138a371e18b45cdb8e4e2a8a7ea7d104a50776db767f57a769ef5e0eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e672afcd12743684d39d8be1e17c5a5355117e5a7d5e26d3c3277d24ec5c46e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-03-28T14:25:30Z",
    "title_canon_sha256": "3cea6d784fdc0e5ed2a3f3817170036adea669b265d5f1491bc0e813ffa6d3db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.10641",
    "kind": "arxiv",
    "version": 1
  }
}