Pith Number

pith:RYII4AAQ

pith:2018:RYII4AAQT4UZ2TXO3NXK6AFRWI

not attested not anchored not stored refs pending

Cegrell classes and a variational approach for the quaternionic Monge-Ampere equation

Dongrui Wan

arxiv:1802.08411 v1 · 2018-02-23 · math.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RYII4AAQT4UZ2TXO3NXK6AFRWI}

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	2026-05-18T00:22:43.790234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e108e00109f299d4eeedb6eaf00b1b22030d6fc34b302eefe48267e97de6b46

Aliases

arxiv: 1802.08411 · arxiv_version: 1802.08411v1 · doi: 10.48550/arxiv.1802.08411 · pith_short_12: RYII4AAQT4UZ · pith_short_16: RYII4AAQT4UZ2TXO · pith_short_8: RYII4AAQ

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/RYII4AAQT4UZ2TXO3NXK6AFRWI \
  | 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: 8e108e00109f299d4eeedb6eaf00b1b22030d6fc34b302eefe48267e97de6b46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25beaf08161b15b72796e6b3f3c90d88b3cecc8c2528b46b54629f19064f2800",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2018-02-23T06:56:14Z",
    "title_canon_sha256": "8a8e59e1fcc32c7eaf8d1f82e0460e77b25ddf7edb87204104c31a2afa4c711b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.08411",
    "kind": "arxiv",
    "version": 1
  }
}