Pith Number

pith:XMKYTPYY

pith:2026:XMKYTPYY5XDV527CWRYXHPCOOD

not attested not anchored not stored refs pending

A Structure-Preserving PML-Domain-Embedding Method for Acoustic Wave Scattering by Moving Objects

Qi Wang, Xuelong Gu

arxiv:2605.27680 v1 · 2026-05-26 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XMKYTPYY5XDV527CWRYXHPCOOD}

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	2026-05-28T01:04:46.026928Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb1589bf18edc75eebe2b47173bc4e70e6388b24448b9011ebceda1e31c10207

Aliases

arxiv: 2605.27680 · arxiv_version: 2605.27680v1 · doi: 10.48550/arxiv.2605.27680 · pith_short_12: XMKYTPYY5XDV · pith_short_16: XMKYTPYY5XDV527C · pith_short_8: XMKYTPYY

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/XMKYTPYY5XDV527CWRYXHPCOOD \
  | 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: bb1589bf18edc75eebe2b47173bc4e70e6388b24448b9011ebceda1e31c10207

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb4ce5732b99298d853f061e39b4130808a6d33f29a6f7f33472cd463e945095",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-05-26T20:54:43Z",
    "title_canon_sha256": "caef0fa87955530d5d91c0c90efa3741ea0993672fc2f49ac0511b9cd8ad9100"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.27680",
    "kind": "arxiv",
    "version": 1
  }
}