Pith Number

pith:QXASXR74

pith:2014:QXASXR74PBNQLLDRWHRTWIVPVY

not attested not anchored not stored refs pending

Acoustic scattering: high frequency boundary element methods and unified transform methods

Simon N. Chandler-Wilde, Stephen Langdon

arxiv:1410.6137 v1 · 2014-10-22 · math.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{QXASXR74PBNQLLDRWHRTWIVPVY}

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	2026-05-18T02:39:32.533773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85c12bc7fc785b05ac71b1e33b22afae20bc0c8c63d4d78b099801914ec2e79b

Aliases

arxiv: 1410.6137 · arxiv_version: 1410.6137v1 · doi: 10.48550/arxiv.1410.6137 · pith_short_12: QXASXR74PBNQ · pith_short_16: QXASXR74PBNQLLDR · pith_short_8: QXASXR74

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/QXASXR74PBNQLLDRWHRTWIVPVY \
  | 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: 85c12bc7fc785b05ac71b1e33b22afae20bc0c8c63d4d78b099801914ec2e79b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b8f8b7adfdf36e8f866b3abc6c0302573acd3846bd049f167eb2df8ae22bcaa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-10-22T18:54:44Z",
    "title_canon_sha256": "3d6afcbef908b49dedad553a70640705536329f8a3a47b4e67ac5d8a4e6271c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.6137",
    "kind": "arxiv",
    "version": 1
  }
}