Pith Number

pith:DF4L53D2

pith:2022:DF4L53D2TW7FD3S47QFJBPM4Y4

not attested not anchored not stored refs pending

Global Speed-of-Sound Prediction Using Transmission Geometry

Can Deniz Bezek, Lin Zhang, Mert Bilgin, Orcun Goksel

arxiv:2208.08377 v1 · 2022-08-17 · physics.med-ph · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DF4L53D2TW7FD3S47QFJBPM4Y4}

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	2026-07-05T04:49:26.806303Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1978beec7a9dbe51ee5cfc0a90bd9cc711d5a06b41d432d96e5f9d95e4ba11d0

Aliases

arxiv: 2208.08377 · arxiv_version: 2208.08377v1 · doi: 10.48550/arxiv.2208.08377 · pith_short_12: DF4L53D2TW7F · pith_short_16: DF4L53D2TW7FD3S4 · pith_short_8: DF4L53D2

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/DF4L53D2TW7FD3S47QFJBPM4Y4 \
  | 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: 1978beec7a9dbe51ee5cfc0a90bd9cc711d5a06b41d432d96e5f9d95e4ba11d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63e8dccded99184b483dfe4e07ebf65ec6743f93d29e46a68d6544dfec405a6c",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2022-08-17T16:13:09Z",
    "title_canon_sha256": "bfb2789022069ef3584ce39457880b0517908069aa14d6ef5a43102ec7b9f735"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.08377",
    "kind": "arxiv",
    "version": 1
  }
}