Pith Number

pith:PELJLCCI

pith:2019:PELJLCCIMLVGF7M52EQOKWQ7DL

not attested not anchored not stored refs pending

Forward model for quantitative pulse-echo speed-of-sound imaging

Maju Kuriakose, Martin Frenz, Michael Jaeger, Patrick St\"ahli

arxiv:1902.10639 v2 · 2019-02-27 · 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{PELJLCCIMLVGF7M52EQOKWQ7DL}

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	2026-07-05T01:06:30.172931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

791695884862ea62fd9dd120e55a1f1af12a6c7ecfaf99353248dd25e88bd8d1

Aliases

arxiv: 1902.10639 · arxiv_version: 1902.10639v2 · doi: 10.48550/arxiv.1902.10639 · pith_short_12: PELJLCCIMLVG · pith_short_16: PELJLCCIMLVGF7M5 · pith_short_8: PELJLCCI

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/PELJLCCIMLVGF7M52EQOKWQ7DL \
  | 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: 791695884862ea62fd9dd120e55a1f1af12a6c7ecfaf99353248dd25e88bd8d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c27b068cabca00c51c808130342be3c50e9c5138966cc77461f42b95a00dd1ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2019-02-27T17:12:56Z",
    "title_canon_sha256": "8404de02fd9921d7455135dcf228c540b90081ad9c4fd17cecb0d997eeb3c891"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.10639",
    "kind": "arxiv",
    "version": 2
  }
}