Pith Number

pith:YHB5FUVT

pith:2024:YHB5FUVTFS73DMSYIDV5WB3V5B

not attested not anchored not stored refs pending

Pulse-echo ultrasound attenuation tomography

Martin Frenz, Michael Jaeger, Naiara Korta Martiartu, Parisa Salemi Yolgunlu

arxiv:2403.08626 v1 · 2024-03-13 · physics.med-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{YHB5FUVTFS73DMSYIDV5WB3V5B}

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	2026-07-05T07:55:41.500194Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1c3d2d2b32cbfb1b25840ebdb0775e8440f8bc6e9b191fc336ec64ea2129576

Aliases

arxiv: 2403.08626 · arxiv_version: 2403.08626v1 · doi: 10.48550/arxiv.2403.08626 · pith_short_12: YHB5FUVTFS73 · pith_short_16: YHB5FUVTFS73DMSY · pith_short_8: YHB5FUVT

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/YHB5FUVTFS73DMSYIDV5WB3V5B \
  | 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: c1c3d2d2b32cbfb1b25840ebdb0775e8440f8bc6e9b191fc336ec64ea2129576

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "752626e8d5a8ee510496aa5435c856eaa2e14b524c7dc0fd1b97c08e5cd2605a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2024-03-13T15:40:08Z",
    "title_canon_sha256": "ca3f0dac3f2da23eb3b341af0a5a46c9c47a2e7250e84ad7e799a574c1124695"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.08626",
    "kind": "arxiv",
    "version": 1
  }
}