Pith Number

pith:OUCF4PKN

pith:2014:OUCF4PKNY4EPIEVJS6RW3TOYPB

not attested not anchored not stored refs pending

Study on acoustic radiation impedance at aperture of a waveguide with circular cross section taking account of interaction between different guided modes

Kyong-Su Won, Myong-Jin Kim, Song-Jin Im

arxiv:1411.4367 v1 · 2014-11-17 · physics.class-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{OUCF4PKNY4EPIEVJS6RW3TOYPB}

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	2026-05-18T02:35:45.845766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75045e3d4dc708f412a997a36dcdd8785b7ebf8d46bff0153505366325e90946

Aliases

arxiv: 1411.4367 · arxiv_version: 1411.4367v1 · doi: 10.48550/arxiv.1411.4367 · pith_short_12: OUCF4PKNY4EP · pith_short_16: OUCF4PKNY4EPIEVJ · pith_short_8: OUCF4PKN

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/OUCF4PKNY4EPIEVJS6RW3TOYPB \
  | 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: 75045e3d4dc708f412a997a36dcdd8785b7ebf8d46bff0153505366325e90946

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b01d70f4c4e6af6b73764ee7d54c7655948e1e6ffb3c99d3c0130631b2e746b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2014-11-17T05:44:21Z",
    "title_canon_sha256": "e1be969e7feb0650f3945d7ddc27a9597df9de5e0d2245bcf08ad06dc9633e18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.4367",
    "kind": "arxiv",
    "version": 1
  }
}