Pith Number

pith:S5VNNDQJ

pith:2012:S5VNNDQJTCEECQQZBWFKKARCIX

not attested not anchored not stored refs pending

Prediction of the dynamic oscillation threshold in a clarinet model with a linearly increasing blowing pressure

Andr\'e Almeida (LAUM), Baptiste Bergeot (LAUM), Bruno Gazengel (LAUM), Christophe Vergez (LMA)

arxiv:1207.4636 v2 · 2012-07-19 · physics.class-ph · nlin.CD

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S5VNNDQJTCEECQQZBWFKKARCIX}

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	2026-05-18T03:30:02.692150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

976ad68e0998884142190d8aa5022245df02e34032d1f68ba93714ecf1c08774

Aliases

arxiv: 1207.4636 · arxiv_version: 1207.4636v2 · doi: 10.48550/arxiv.1207.4636 · pith_short_12: S5VNNDQJTCEE · pith_short_16: S5VNNDQJTCEECQQZ · pith_short_8: S5VNNDQJ

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/S5VNNDQJTCEECQQZBWFKKARCIX \
  | 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: 976ad68e0998884142190d8aa5022245df02e34032d1f68ba93714ecf1c08774

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ce77d43ab0e88fc0edc69d0ec4149573000a1a22ce6b6113f5a31cf1c66a6da",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2012-07-19T12:13:24Z",
    "title_canon_sha256": "2084621108fc781ee5d146e9729adddf87e8cd276492b0f3919a9ee40f4b494e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4636",
    "kind": "arxiv",
    "version": 2
  }
}