Pith Number

pith:B4WP7DY2

pith:2018:B4WP7DY2J7OSLKFU5ADTMSTOWN

not attested not anchored not stored refs pending

Some interior regularity estimates for solutions of complex Monge-Amp\`ere equations on a ball

Chao Li, Jiayu Li, Xi Zhang

arxiv:1809.07919 v1 · 2018-09-21 · math.DG · math.AP · 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{B4WP7DY2J7OSLKFU5ADTMSTOWN}

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	2026-05-18T00:05:10.915227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f2cff8f1a4fdd25a8b4e807364a6eb34f71d5e603910201937eac59653d277e

Aliases

arxiv: 1809.07919 · arxiv_version: 1809.07919v1 · doi: 10.48550/arxiv.1809.07919 · pith_short_12: B4WP7DY2J7OS · pith_short_16: B4WP7DY2J7OSLKFU · pith_short_8: B4WP7DY2

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/B4WP7DY2J7OSLKFU5ADTMSTOWN \
  | 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: 0f2cff8f1a4fdd25a8b4e807364a6eb34f71d5e603910201937eac59653d277e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b89e66bd2f4775817443561994cc668a3cbc72ac74ab4d9d6cac5c8b815a8a5f",
    "cross_cats_sorted": [
      "math.AP",
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-09-21T02:41:25Z",
    "title_canon_sha256": "7e4934fbafbae8afdec0d885d1405acf035cd55540a2530d0bbdad7e13abad00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07919",
    "kind": "arxiv",
    "version": 1
  }
}