Pith Number

pith:WECSLY5F

pith:2017:WECSLY5FJBP5O2MSO5VHSCZEYO

not attested not anchored not stored refs pending

Acoustic transmission problems: wavenumber-explicit bounds and resonance-free regions

Andrea Moiola, Euan A. Spence

arxiv:1702.00745 v5 · 2017-02-02 · 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{WECSLY5FJBP5O2MSO5VHSCZEYO}

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	2026-07-05T04:51:36.612656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b10525e3a5485fd76992776a790b24c3a216d2c435a4d79cba9a056d0763e8ae

Aliases

arxiv: 1702.00745 · arxiv_version: 1702.00745v5 · doi: 10.48550/arxiv.1702.00745 · pith_short_12: WECSLY5FJBP5 · pith_short_16: WECSLY5FJBP5O2MS · pith_short_8: WECSLY5F

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/WECSLY5FJBP5O2MSO5VHSCZEYO \
  | 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: b10525e3a5485fd76992776a790b24c3a216d2c435a4d79cba9a056d0763e8ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "287e59c828115967a61638871ff5148625a00434c7ea664e8207e24d4399ed49",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-02-02T16:53:45Z",
    "title_canon_sha256": "f90b52727882408e1161de27639adfa4cbc62831a977f32c39f7f8873e8de185"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.00745",
    "kind": "arxiv",
    "version": 5
  }
}