Pith Number

pith:54TPJU65

pith:2017:54TPJU65YV7WP2C37PS5YTXMLH

not attested not anchored not stored refs pending

Combined Oxy-fuel Magnetohydrodynamic Power Cycle

Osama A. Marzouk

arxiv:1802.02039 v1 · 2017-12-25 · 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{54TPJU65YV7WP2C37PS5YTXMLH}

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	2026-05-18T00:24:11.108139Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef26f4d3ddc57f67e85bfbe5dc4eec59ed280b60768a4b2ba271683dfe09a956

Aliases

arxiv: 1802.02039 · arxiv_version: 1802.02039v1 · doi: 10.48550/arxiv.1802.02039 · pith_short_12: 54TPJU65YV7W · pith_short_16: 54TPJU65YV7WP2C3 · pith_short_8: 54TPJU65

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/54TPJU65YV7WP2C37PS5YTXMLH \
  | 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: ef26f4d3ddc57f67e85bfbe5dc4eec59ed280b60768a4b2ba271683dfe09a956

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9899fcaf252d54e890d65c832676adb570122358e8b8b317de3c8ecf96202af",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2017-12-25T13:36:24Z",
    "title_canon_sha256": "95d5e5b0c05a305eaf42c6e92b63f05522fbcb6498d612db973992e7583cc1bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.02039",
    "kind": "arxiv",
    "version": 1
  }
}