Pith Number

pith:QQYHJZVZ

pith:2019:QQYHJZVZ7SOFABW5MPYAXKIEAZ

not attested not anchored not stored refs pending

Twente Mass and Heat Transfer Water Tunnel: Temperature controlled turbulent multiphase channel flow with heat and mass transfer

Biljana Gvozdi\'c, Chao Sun, Dennis P. M. van Gils, Detlef Lohse, Elise Alm\'eras, Gert-Wim H. Bruggert, On-Yu Dung, Sander G. Huisman

arxiv:1902.05871 v1 · 2019-02-15 · 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{QQYHJZVZ7SOFABW5MPYAXKIEAZ}

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	2026-07-05T00:01:41.778065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

843074e6b9fc9c5006dd63f00ba90406737dc3dfc8d012c1061b486467ccbd21

Aliases

arxiv: 1902.05871 · arxiv_version: 1902.05871v1 · doi: 10.48550/arxiv.1902.05871 · pith_short_12: QQYHJZVZ7SOF · pith_short_16: QQYHJZVZ7SOFABW5 · pith_short_8: QQYHJZVZ

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/QQYHJZVZ7SOFABW5MPYAXKIEAZ \
  | 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: 843074e6b9fc9c5006dd63f00ba90406737dc3dfc8d012c1061b486467ccbd21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac784faba410e0a408c0d7033013513ef070e36993ed0af5b72b1b6a65040698",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2019-02-15T16:17:08Z",
    "title_canon_sha256": "35631c600d0af76680fc2bfbe6a3b25c675982b7cd3402ae8f47791ef9853ee4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.05871",
    "kind": "arxiv",
    "version": 1
  }
}