Pith Number

pith:F5RIIOKQ

pith:2018:F5RIIOKQDCVUF72RAOMTHYCRT4

not attested not anchored not stored refs pending

An Average of the Human Ear Canal: Recovering Acoustical Properties via Shape Analysis

Andreas Schuhmacher, Carsten Thomsen, Henrik Ingerslev Anders O. Baandrup, S{\o}ren J{\o}nsson, Stefan Sommer, Sune Darkner

arxiv:1811.03848 v1 · 2018-11-09 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F5RIIOKQDCVUF72RAOMTHYCRT4}

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	2026-05-18T00:01:11.818827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f6284395018ab42ff51039933e0519f39a8ae6c3df80f0ff2731a202a907ea9

Aliases

arxiv: 1811.03848 · arxiv_version: 1811.03848v1 · doi: 10.48550/arxiv.1811.03848 · pith_short_12: F5RIIOKQDCVU · pith_short_16: F5RIIOKQDCVUF72R · pith_short_8: F5RIIOKQ

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/F5RIIOKQDCVUF72RAOMTHYCRT4 \
  | 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: 2f6284395018ab42ff51039933e0519f39a8ae6c3df80f0ff2731a202a907ea9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fae88b2bf4b54fae12e6e352a19d19609c3520d94ba3b4b5ec5fbf10eece533b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-11-09T10:19:25Z",
    "title_canon_sha256": "1b25981cd83f91723322a5e56ce0f7c29a1c5e9f2ba28c42c7b7d4d57d0de33e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.03848",
    "kind": "arxiv",
    "version": 1
  }
}