Pith Number

pith:IQX5JA4G

pith:2026:IQX5JA4GZQCRLWUGVQ6DCG2OOM

not attested not anchored not stored refs pending

An inverse source problem for a fully nonlinear elliptic equation

Ching-Lung Lin, Jenn-Nan Wang, Yi-Hsuan Lin

arxiv:2606.06431 v1 · 2026-06-04 · 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{IQX5JA4GZQCRLWUGVQ6DCG2OOM}

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	2026-06-05T01:15:45.432964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

442fd48386cc0515da86ac3c311b4e7327cf74380fed39c165d79fc8d2741df8

Aliases

arxiv: 2606.06431 · arxiv_version: 2606.06431v1 · doi: 10.48550/arxiv.2606.06431 · pith_short_12: IQX5JA4GZQCR · pith_short_16: IQX5JA4GZQCRLWUG · pith_short_8: IQX5JA4G

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/IQX5JA4GZQCRLWUGVQ6DCG2OOM \
  | 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: 442fd48386cc0515da86ac3c311b4e7327cf74380fed39c165d79fc8d2741df8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "949d7dd59c9b0bfba5e910537f447f61b8a3664134df18c8f15cda7aa2ca9aa2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2026-06-04T17:35:42Z",
    "title_canon_sha256": "498670623f5909c47bdecb15752e7e63c6b11fb4b2fc5a46cf01b42d75931eec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.06431",
    "kind": "arxiv",
    "version": 1
  }
}