Pith Number

pith:UTXFAPFE

pith:2018:UTXFAPFEHWWHBYJMLBSFSKNVRR

not attested not anchored not stored refs pending

Three-dimensional numerical study of flow characteristic and membrane fouling evolution in an enzymatic membrane reactor

Hai-Cheng Zhang, Jian-Quan Luo, Pai-Qing Wu, Xing-Yi Wang, Xu-Qu Hu

arxiv:1801.00601 v1 · 2018-01-02 · 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{UTXFAPFEHWWHBYJMLBSFSKNVRR}

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	2026-05-18T00:00:02.347846Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4ee503ca43dac70e12c58645929b58c43fe582dc337c37da3c84e8ac9274a7d

Aliases

arxiv: 1801.00601 · arxiv_version: 1801.00601v1 · doi: 10.48550/arxiv.1801.00601 · pith_short_12: UTXFAPFEHWWH · pith_short_16: UTXFAPFEHWWHBYJM · pith_short_8: UTXFAPFE

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/UTXFAPFEHWWHBYJMLBSFSKNVRR \
  | 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: a4ee503ca43dac70e12c58645929b58c43fe582dc337c37da3c84e8ac9274a7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4218822939f4251b34f0d60a68ff8af3960cdc5fd9dff053c796ee018538fd29",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-01-02T10:36:27Z",
    "title_canon_sha256": "b8c481824c36da605488d85d25c81456bc44c4fa4c97e5a7801ce660df63b000"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.00601",
    "kind": "arxiv",
    "version": 1
  }
}