Pith Number

pith:TEQ4OEXD

pith:2018:TEQ4OEXD3W63TNZLZJKED6SO6F

not attested not anchored not stored refs pending

Bayesian identification of sound sources with the Helmholtz equation

Christian M\"unch, Daniel Schaden, Dominik Hafemeyer, Sebastian Engel

arxiv:1805.11343 v4 · 2018-05-29 · math.NA · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TEQ4OEXD3W63TNZLZJKED6SO6F}

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	2026-05-17T23:56:24.988915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9921c712e3ddbdb9b72bca5441fa4ef15e1c10dddbcd36c7989b9e1979030580

Aliases

arxiv: 1805.11343 · arxiv_version: 1805.11343v4 · doi: 10.48550/arxiv.1805.11343 · pith_short_12: TEQ4OEXD3W63 · pith_short_16: TEQ4OEXD3W63TNZL · pith_short_8: TEQ4OEXD

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/TEQ4OEXD3W63TNZLZJKED6SO6F \
  | 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: 9921c712e3ddbdb9b72bca5441fa4ef15e1c10dddbcd36c7989b9e1979030580

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50807668053c6434da36233325373a00bf4a37ee8506b95b8b0b2ff4a392297b",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-05-29T10:16:31Z",
    "title_canon_sha256": "ba931d5a7395075cc84ac2333b7eaed6e43ae94e15201e1c8849771dc270d6fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.11343",
    "kind": "arxiv",
    "version": 4
  }
}