Pith Number

pith:TRJJTX5D

pith:2018:TRJJTX5DTBYJ5EGDWXVNPKZRFY

not attested not anchored not stored refs pending

Observation of guided acoustic waves in a human skull

Daniel Razansky, Hector Estrada, Michael Reiss, Roland Goldbrunner, Sven Gottschalk, Volker Neuschmelting

arxiv:1802.00876 v2 · 2018-02-02 · physics.med-ph · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TRJJTX5DTBYJ5EGDWXVNPKZRFY}

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	2026-05-18T00:14:21.864855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c5299dfa398709e90c3b5ead7ab312e117da2eb42dbfbd67fa07155c86228f1

Aliases

arxiv: 1802.00876 · arxiv_version: 1802.00876v2 · doi: 10.48550/arxiv.1802.00876 · pith_short_12: TRJJTX5DTBYJ · pith_short_16: TRJJTX5DTBYJ5EGD · pith_short_8: TRJJTX5D

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/TRJJTX5DTBYJ5EGDWXVNPKZRFY \
  | 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: 9c5299dfa398709e90c3b5ead7ab312e117da2eb42dbfbd67fa07155c86228f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12185bf9f4976001ea85a045656d0e384ac835130cd1e9645e7fde3739289814",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2018-02-02T23:26:57Z",
    "title_canon_sha256": "378a9e8222d32171c243859be2c55497cb0a125660bfd91fe17ed51a65583846"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.00876",
    "kind": "arxiv",
    "version": 2
  }
}