Pith Number

pith:QM2CHD66

pith:2018:QM2CHD66ECJTYE6JX6VHFZBUOV

not attested not anchored not stored refs pending

Performance analysis of heat and energy recovery ventilators using exergy analysis and nonequilibrium thermodynamics

Elisa Magnanelli, Eskil Aursand, Jon Pharoah, Magnus Aa. Gjennestad

arxiv:1806.06661 v2 · 2018-05-22 · 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{QM2CHD66ECJTYE6JX6VHFZBUOV}

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	2026-05-18T00:11:56.608079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8334238fde20933c13c9bfaa72e4347554c59c2d04bf6ee7b2951f215dd8d407

Aliases

arxiv: 1806.06661 · arxiv_version: 1806.06661v2 · doi: 10.48550/arxiv.1806.06661 · pith_short_12: QM2CHD66ECJT · pith_short_16: QM2CHD66ECJTYE6J · pith_short_8: QM2CHD66

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/QM2CHD66ECJTYE6JX6VHFZBUOV \
  | 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: 8334238fde20933c13c9bfaa72e4347554c59c2d04bf6ee7b2951f215dd8d407

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "538c211b34efb846274c602fdf2210104023c7d868939248bf3f43d935af0deb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2018-05-22T09:44:53Z",
    "title_canon_sha256": "e015e08b0bf8eefe17ff5fefbaebbed76e68a427c3d8892c75fe664fc4894e78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.06661",
    "kind": "arxiv",
    "version": 2
  }
}