Pith Number

pith:LSSD4NUL

pith:2018:LSSD4NULT46BDYVSBXWQ3BRTOW

not attested not anchored not stored refs pending

Designing and experimental verification of a photoacoustic flow sensor using computational fluid dynamics

Anders Brusch, David Balslev-Harder, Jan C. Petersen, Mikael Lassen, Nikola Pelevic, Stefan Persijn

arxiv:1802.02879 v1 · 2018-01-02 · physics.ins-det · 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{LSSD4NULT46BDYVSBXWQ3BRTOW}

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	2026-05-18T00:15:16.279527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ca43e368b9f3c11e2b20ded0d86337597b000fd222ed71a817db4e41a826ee1

Aliases

arxiv: 1802.02879 · arxiv_version: 1802.02879v1 · doi: 10.48550/arxiv.1802.02879 · pith_short_12: LSSD4NULT46B · pith_short_16: LSSD4NULT46BDYVS · pith_short_8: LSSD4NUL

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/LSSD4NULT46BDYVSBXWQ3BRTOW \
  | 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: 5ca43e368b9f3c11e2b20ded0d86337597b000fd222ed71a817db4e41a826ee1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81a5ab36a45d812445d364a2e17dbd2ddb124787a28c91f710dc8c6de0aed407",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2018-01-02T20:17:50Z",
    "title_canon_sha256": "3dd1d50d7bd08e3e8b0749d898c7b8154c85e8c2f5e83fddb623273ea6546c8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.02879",
    "kind": "arxiv",
    "version": 1
  }
}