Pith Number

pith:Z33Z35CO

pith:2010:Z33Z35CO7L3OJXAM5FCXRQFYSV

not attested not anchored not stored refs pending

The effect of Mounted Ribs on the Radiation of a Soundboard

Marcel Kappel, Markus Abel, Reimund Gerhard

arxiv:1011.5372 v1 · 2010-11-24 · physics.pop-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{Z33Z35CO7L3OJXAM5FCXRQFYSV}

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	2026-05-18T04:34:47.432543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cef79df44efaf6e4dc0ce94578c0b8956a8db210a2c0ee14958c4fb8afd92197

Aliases

arxiv: 1011.5372 · arxiv_version: 1011.5372v1 · doi: 10.48550/arxiv.1011.5372 · pith_short_12: Z33Z35CO7L3O · pith_short_16: Z33Z35CO7L3OJXAM · pith_short_8: Z33Z35CO

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/Z33Z35CO7L3OJXAM5FCXRQFYSV \
  | 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: cef79df44efaf6e4dc0ce94578c0b8956a8db210a2c0ee14958c4fb8afd92197

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c02af57c5ec3af0b91979113e64289465d930592de4698c48c50700012e161f9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2010-11-24T13:46:39Z",
    "title_canon_sha256": "25edc162f0d87d494b7205bce90e5ab4ddb2a76a607f7477f56ba607c65b060f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.5372",
    "kind": "arxiv",
    "version": 1
  }
}