Pith Number

pith:S7PS7GEH

pith:2017:S7PS7GEHIABUIG4QOKIDJC7T4M

not attested not anchored not stored refs pending

Virtual acoustics in inhomogeneous media with single-sided access

Eric Verschuur, Evert Slob, Jan Thorbecke, Joeri Brackenhoff, Joost van der Neut, Kees Wapenaar

arxiv:1709.03758 v2 · 2017-09-12 · 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{S7PS7GEHIABUIG4QOKIDJC7T4M}

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	2026-07-05T01:08:57.345030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97df2f98874003441b907290348bf3e32b88fd29bd319bca4f9b2ed9f07f38c9

Aliases

arxiv: 1709.03758 · arxiv_version: 1709.03758v2 · doi: 10.48550/arxiv.1709.03758 · pith_short_12: S7PS7GEHIABU · pith_short_16: S7PS7GEHIABUIG4Q · pith_short_8: S7PS7GEH

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/S7PS7GEHIABUIG4QOKIDJC7T4M \
  | 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: 97df2f98874003441b907290348bf3e32b88fd29bd319bca4f9b2ed9f07f38c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09538b10bdbde322616db1337b4f534b582dcf4b3c60aded76fba6c322f8c60b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2017-09-12T09:26:19Z",
    "title_canon_sha256": "bd29d17d3cfb51a17265d5ddaf6ef217936ab3fa3422876033432e14ba96b8f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.03758",
    "kind": "arxiv",
    "version": 2
  }
}