Pith Number

pith:QGYZOJEF

pith:2015:QGYZOJEFGAOTQIHXWPLG4KLKG6

not attested not anchored not stored refs pending

Conductive and convective heat transfer in fluid flows between differentially heated and rotating cylinders

Francisco Marques, Jose M. Lopez, Marc Avila

arxiv:1503.06816 v2 · 2015-03-23 · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QGYZOJEFGAOTQIHXWPLG4KLKG6}

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	2026-05-18T01:33:15.965892Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81b1972485301d3820f7b3d66e296a37b7896e2c1c49e5fd342140cf58e6f897

Aliases

arxiv: 1503.06816 · arxiv_version: 1503.06816v2 · doi: 10.48550/arxiv.1503.06816 · pith_short_12: QGYZOJEFGAOT · pith_short_16: QGYZOJEFGAOTQIHX · pith_short_8: QGYZOJEF

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/QGYZOJEFGAOTQIHXWPLG4KLKG6 \
  | 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: 81b1972485301d3820f7b3d66e296a37b7896e2c1c49e5fd342140cf58e6f897

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74b77503eb0f6b3b9b2fd2456e9e5c277e9071d6860a2b2f6a04ba780ca48393",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2015-03-23T20:11:34Z",
    "title_canon_sha256": "30e1c0265fd9f2e346ef7bf77e85bf12b20e27eed4a4db7cc9b552fb3ed1b38a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.06816",
    "kind": "arxiv",
    "version": 2
  }
}