Pith Number

pith:SOTD2OI4

pith:2019:SOTD2OI4FVNYOYH5C6BOLRTWD3

not attested not anchored not stored refs pending

Equivalent Circuit Model Recognition of Electrochemical Impedance Spectroscopy via Machine Learning

Junwei Sha, Naiqin Zhao, Shan Zhu, Xinyang Sun, Yuxuan Wang

arxiv:1907.01802 v1 · 2019-07-03 · physics.data-an · physics.app-ph · physics.comp-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{SOTD2OI4FVNYOYH5C6BOLRTWD3}

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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	2026-05-17T23:41:35.002228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93a63d391c2d5b8760fd1782e5c6761ef6deb3c2973ca4ebd6c91416b7a898b8

Aliases

arxiv: 1907.01802 · arxiv_version: 1907.01802v1 · doi: 10.48550/arxiv.1907.01802 · pith_short_12: SOTD2OI4FVNY · pith_short_16: SOTD2OI4FVNYOYH5 · pith_short_8: SOTD2OI4

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/SOTD2OI4FVNYOYH5C6BOLRTWD3 \
  | 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: 93a63d391c2d5b8760fd1782e5c6761ef6deb3c2973ca4ebd6c91416b7a898b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66b69bb580a62e726c62f685b832170ecaf7a321251797582fb35cec37ea74f5",
    "cross_cats_sorted": [
      "physics.app-ph",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2019-07-03T09:05:27Z",
    "title_canon_sha256": "41ae0d5d9357281713233bd43ac6ea3307c9b921c276b78408ae6b8ed64a749c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.01802",
    "kind": "arxiv",
    "version": 1
  }
}