Pith Number

pith:Y3EBOZ23

pith:2026:Y3EBOZ23VY5CWRPB4OQMHUQCP6

not attested not anchored not stored refs pending

An alternating learning-based collocation method for solving inverse elliptic problems

Cheng Yuan, Jerry Zhijian Yang, Zhizhong Kong

arxiv:2606.01622 v1 · 2026-06-01 · math.NA · cs.NA · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y3EBOZ23VY5CWRPB4OQMHUQCP6}

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	2026-06-02T02:04:38.324872Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6c817675bae3a2b45e1e3a0c3d2027f94bc5ad98ddfb52fa11c5f8ff59c7c4e

Aliases

arxiv: 2606.01622 · arxiv_version: 2606.01622v1 · doi: 10.48550/arxiv.2606.01622 · pith_short_12: Y3EBOZ23VY5C · pith_short_16: Y3EBOZ23VY5CWRPB · pith_short_8: Y3EBOZ23

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/Y3EBOZ23VY5CWRPB4OQMHUQCP6 \
  | 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: c6c817675bae3a2b45e1e3a0c3d2027f94bc5ad98ddfb52fa11c5f8ff59c7c4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "763bf386a9dafba1cbb6b81d8a45fa1fdefab6d2f42ab95506af98d2dbf8b1c8",
    "cross_cats_sorted": [
      "cs.NA",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-06-01T03:14:34Z",
    "title_canon_sha256": "a650fa873b4ef67e90475df5ad973d604a2a56b7ce99d8618a889d0b7ddc355d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.01622",
    "kind": "arxiv",
    "version": 1
  }
}