Pith Number

pith:Z3N6UPGA

pith:2017:Z3N6UPGAXPBSCT42U4N77CHB5J

not attested not anchored not stored refs pending

Universal Scaling of Acoustic and Thermoacoustic Waves in Compressible Fluids

Carlo Scalo, Mario Tindaro Migliorino

arxiv:1704.00084 v3 · 2017-03-31 · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z3N6UPGAXPBSCT42U4N77CHB5J}

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	2026-05-18T00:36:24.285583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cedbea3cc0bbc3214f9aa71bff88e1ea702b5ab4bca1adb96742211da973aa3e

Aliases

arxiv: 1704.00084 · arxiv_version: 1704.00084v3 · doi: 10.48550/arxiv.1704.00084 · pith_short_12: Z3N6UPGAXPBS · pith_short_16: Z3N6UPGAXPBSCT42 · pith_short_8: Z3N6UPGA

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/Z3N6UPGAXPBSCT42U4N77CHB5J \
  | 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: cedbea3cc0bbc3214f9aa71bff88e1ea702b5ab4bca1adb96742211da973aa3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f10768fe757dd3af7bdeaa300e4f245326a6d65670c89af444b1b04e3cd5cf8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2017-03-31T23:32:03Z",
    "title_canon_sha256": "49ae739674120f03509a87d0ef5a11cd6b53540d29a3539bf473c50fedce3763"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.00084",
    "kind": "arxiv",
    "version": 3
  }
}