Pith Number

pith:6QJQ36JQ

pith:2018:6QJQ36JQAKGYXABIM5LOSTJ3QL

not attested not anchored not stored refs pending

Acoustic lens associated with a radial oscillating bubble

Gheorghe Dumitrescu, Ion Simaciu, Zoltan Borsos

arxiv:1811.08738 v1 · 2018-11-20 · 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{6QJQ36JQAKGYXABIM5LOSTJ3QL}

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	2026-05-18T00:00:11.722997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4130df930028d8b80286756e94d3b82fb20b0b1e87bb6f5d72f3f5c90b1039c

Aliases

arxiv: 1811.08738 · arxiv_version: 1811.08738v1 · doi: 10.48550/arxiv.1811.08738 · pith_short_12: 6QJQ36JQAKGY · pith_short_16: 6QJQ36JQAKGYXABI · pith_short_8: 6QJQ36JQ

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/6QJQ36JQAKGYXABIM5LOSTJ3QL \
  | 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: f4130df930028d8b80286756e94d3b82fb20b0b1e87bb6f5d72f3f5c90b1039c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5217f6181619ac4a03f26ec8ac32b9755f323c7d24307c11e575087bcf04a178",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-11-20T13:20:17Z",
    "title_canon_sha256": "77fb8a43e91854d9a5299dc2a3f509b6e0144a8150a9d02151e94be59dc93172"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.08738",
    "kind": "arxiv",
    "version": 1
  }
}