Pith Number

pith:Q2N6ZP5J

pith:2017:Q2N6ZP5JMFB6K7GUAROYO2FOPM

not attested not anchored not stored refs pending

The Design of Long-Life, High-Efficiency PEM Fuel Cell Power Supplies for Low Power Sensor Networks

Daniel Strawser, Jekan Thangavelautham, Steven Dubowsky

arxiv:1705.10785 v3 · 2017-05-30 · physics.app-ph · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q2N6ZP5JMFB6K7GUAROYO2FOPM}

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	2026-05-18T00:33:27.496990Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

869becbfa96143e57cd4045d8768ae7b0a69d61540059f609a16bc5c9729c661

Aliases

arxiv: 1705.10785 · arxiv_version: 1705.10785v3 · doi: 10.48550/arxiv.1705.10785 · pith_short_12: Q2N6ZP5JMFB6 · pith_short_16: Q2N6ZP5JMFB6K7GU · pith_short_8: Q2N6ZP5J

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/Q2N6ZP5JMFB6K7GUAROYO2FOPM \
  | 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: 869becbfa96143e57cd4045d8768ae7b0a69d61540059f609a16bc5c9729c661

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "709c7801977cd91869b64b78267c64df158c832959e91be50a016fd985415144",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2017-05-30T00:18:12Z",
    "title_canon_sha256": "ef695a4875b8d8d4ff56deeae9bcafcacd158060e952252cd8a76028b6bb978e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.10785",
    "kind": "arxiv",
    "version": 3
  }
}