Pith Number

pith:X45CFXHD

pith:2017:X45CFXHDN4B7EGBUJX7UF7VF72

not attested not anchored not stored refs pending

Investigation of the formation process of soap bubbles from soap film

Ding Gu, Jun Su, Peng Xu, Weiguo Wang, Yuhao Zhou

arxiv:1711.11430 v1 · 2017-11-28 · 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{X45CFXHDN4B7EGBUJX7UF7VF72}

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	2026-05-18T00:29:11.635385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf3a22dce36f03f218344dff42fea5fe97494dc619f282113b9b93cac3e41ea1

Aliases

arxiv: 1711.11430 · arxiv_version: 1711.11430v1 · doi: 10.48550/arxiv.1711.11430 · pith_short_12: X45CFXHDN4B7 · pith_short_16: X45CFXHDN4B7EGBU · pith_short_8: X45CFXHD

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/X45CFXHDN4B7EGBUJX7UF7VF72 \
  | 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: bf3a22dce36f03f218344dff42fea5fe97494dc619f282113b9b93cac3e41ea1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d71c4199657214dd9499fa63b829480b245d23dc2b6d1270124972c04140bdbf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2017-11-28T07:55:14Z",
    "title_canon_sha256": "e0802db1faf0a4c432c702e22a1d5848ba300aaa8eef8f501ca399672eb862db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.11430",
    "kind": "arxiv",
    "version": 1
  }
}