Pith Number

pith:SBEDJK6J

pith:2018:SBEDJK6JGUOPWDRMOMVDM7GWLZ

not attested not anchored not stored refs pending

Acoustic Pressure Monopole, Velocity Monopole, and Hybrid Monopole

Chong Meng, Suet To Tang, Xiaonan Zhang, Z. Yang

arxiv:1807.08522 v1 · 2018-07-23 · physics.app-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{SBEDJK6JGUOPWDRMOMVDM7GWLZ}

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	2026-05-17T23:56:47.601662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

904834abc9351cfb0e2c732a367cd65e7c33aa1e1d6fcfad6f0ac0ad1fb4df97

Aliases

arxiv: 1807.08522 · arxiv_version: 1807.08522v1 · doi: 10.48550/arxiv.1807.08522 · pith_short_12: SBEDJK6JGUOP · pith_short_16: SBEDJK6JGUOPWDRM · pith_short_8: SBEDJK6J

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/SBEDJK6JGUOPWDRMOMVDM7GWLZ \
  | 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: 904834abc9351cfb0e2c732a367cd65e7c33aa1e1d6fcfad6f0ac0ad1fb4df97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "690f667f3655057ac57d41a47eea3389582e655b31d809dff47fcee7976c0254",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2018-07-23T10:48:54Z",
    "title_canon_sha256": "22bbe409ee8b78ffca45aff751da045bf9d9e979f5dcd373f2beca9055bc8085"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08522",
    "kind": "arxiv",
    "version": 1
  }
}