Pith Number

pith:OD4PSUMH

pith:2018:OD4PSUMHDV6A4ZMLH7N2LWXFYQ

not attested not anchored not stored refs pending

Shapes and paths of an air bubble rising in quiescent liquids

A R Premlata, Badarinath Karri, DM Sharaf, Kirti Chandra Sahu, Manoj Kumar Tripathi

arxiv:1810.08757 v1 · 2018-10-20 · 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{OD4PSUMHDV6A4ZMLH7N2LWXFYQ}

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	2026-05-18T00:02:42.001239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70f8f951871d7c0e658b3fdba5dae5c40ac9c5e23e9b2058232dee18a20e9518

Aliases

arxiv: 1810.08757 · arxiv_version: 1810.08757v1 · doi: 10.48550/arxiv.1810.08757 · pith_short_12: OD4PSUMHDV6A · pith_short_16: OD4PSUMHDV6A4ZML · pith_short_8: OD4PSUMH

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/OD4PSUMHDV6A4ZMLH7N2LWXFYQ \
  | 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: 70f8f951871d7c0e658b3fdba5dae5c40ac9c5e23e9b2058232dee18a20e9518

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb98e6bb951bb909633bc094e661c3f6e6098075da496c316cc8cd91a1333348",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-10-20T06:24:24Z",
    "title_canon_sha256": "81e4c85b75e2364f5fce11e0abfd232e9971e1dabc19b6299977ef1412e5b4cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.08757",
    "kind": "arxiv",
    "version": 1
  }
}