Pith Number

pith:WY3QGPC4

pith:2014:WY3QGPC4UWV6O4PQI3Y73JIK24

not attested not anchored not stored refs pending

Mode propagation and attenuation in lined ducts

Vincent Pagneux, Wenping BI

arxiv:1404.1612 v1 · 2014-04-06 · 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{WY3QGPC4UWV6O4PQI3Y73JIK24}

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	2026-05-18T02:54:45.935691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b637033c5ca5abe771f046f1fda50ad719edfd54046b8bafe91fc6f1400f44ba

Aliases

arxiv: 1404.1612 · arxiv_version: 1404.1612v1 · doi: 10.48550/arxiv.1404.1612 · pith_short_12: WY3QGPC4UWV6 · pith_short_16: WY3QGPC4UWV6O4PQ · pith_short_8: WY3QGPC4

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/WY3QGPC4UWV6O4PQI3Y73JIK24 \
  | 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: b637033c5ca5abe771f046f1fda50ad719edfd54046b8bafe91fc6f1400f44ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3df2c3418afb686af408649dc7d4904b1ff6b34c812fd042898a407b820afc49",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2014-04-06T19:49:13Z",
    "title_canon_sha256": "5d9ac83e8a9da1431c705ca3ff7841e245a773c599ae1c08eb306f1b75727e6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.1612",
    "kind": "arxiv",
    "version": 1
  }
}