Pith Number

pith:QJBMBEGD

pith:2025:QJBMBEGDXPPUXCFW2TE4UE5US7

not attested not anchored not stored refs pending

Energy-carbon comprehensive efficiency evaluation of hydrogen metallurgy system considering low-temperature waste heat recovery

Fashun Shi, Jianliang Zhang, Kejiang Li, Lin Cheng, Qiang Ji, Yingrui Zhuang, Zeng Liang

arxiv:2502.20131 v1 · 2025-02-27 · eess.SY · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QJBMBEGDXPPUXCFW2TE4UE5US7}

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	2026-07-05T10:21:09.905756Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8242c090c3bbdf4b88b6d4c9ca13b497da589a1142d3cbe193cd4f7a84281d12

Aliases

arxiv: 2502.20131 · arxiv_version: 2502.20131v1 · doi: 10.48550/arxiv.2502.20131 · pith_short_12: QJBMBEGDXPPU · pith_short_16: QJBMBEGDXPPUXCFW · pith_short_8: QJBMBEGD

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/QJBMBEGDXPPUXCFW2TE4UE5US7 \
  | 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: 8242c090c3bbdf4b88b6d4c9ca13b497da589a1142d3cbe193cd4f7a84281d12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d912b4d174890a9670217f3bc3fe860426c85a959c5e423f97b618af59dae925",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2025-02-27T14:26:43Z",
    "title_canon_sha256": "aecebfc9467f039b642910d929f13f512ea312b480f955630113de53012f99d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.20131",
    "kind": "arxiv",
    "version": 1
  }
}