Pith Number

pith:DKVRTPDE

pith:2020:DKVRTPDENCNIUSZT7VLKN3ZUI7

not attested not anchored not stored refs pending

Pattern formation of the three-layer Saffman-Taylor problem in a radial Hele-Shaw cell

J. Lowengrub, M. Zhao, Pedro H. A. Anjos, S. Li

arxiv:2006.13359 v1 · 2020-06-23 · 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{DKVRTPDENCNIUSZT7VLKN3ZUI7}

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	2026-07-05T01:13:15.010683Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1aab19bc64689a8a4b33fd56a6ef3447cd80e7eafb4a9d80c57759c22ca81bc6

Aliases

arxiv: 2006.13359 · arxiv_version: 2006.13359v1 · doi: 10.48550/arxiv.2006.13359 · pith_short_12: DKVRTPDENCNI · pith_short_16: DKVRTPDENCNIUSZT · pith_short_8: DKVRTPDE

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/DKVRTPDENCNIUSZT7VLKN3ZUI7 \
  | 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: 1aab19bc64689a8a4b33fd56a6ef3447cd80e7eafb4a9d80c57759c22ca81bc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e0fcc6cfd036fd4dfbbd3e8425de8a5c7a8556d4407efdf923a6f377fbbe01e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2020-06-23T22:11:36Z",
    "title_canon_sha256": "71717a85209517ed8f4dcdad783a74a992fbea9196c8636cb1d24dc5468194d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.13359",
    "kind": "arxiv",
    "version": 1
  }
}