Pith Number

pith:LXSBVUSC

pith:2019:LXSBVUSCARGP6G3BJEPD24S72I

not attested not anchored not stored refs pending

Well-posedness of a diffuse interface model for Hele-Shaw flows

Andrea Giorgini

arxiv:1903.04457 v1 · 2019-03-11 · math.AP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LXSBVUSCARGP6G3BJEPD24S72I}

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	2026-05-17T23:51:35.307380Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5de41ad242044cff1b61491e3d725fd23590c4559c5c482ff1908986ae121d42

Aliases

arxiv: 1903.04457 · arxiv_version: 1903.04457v1 · doi: 10.48550/arxiv.1903.04457 · pith_short_12: LXSBVUSCARGP · pith_short_16: LXSBVUSCARGP6G3B · pith_short_8: LXSBVUSC

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/LXSBVUSCARGP6G3BJEPD24S72I \
  | 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: 5de41ad242044cff1b61491e3d725fd23590c4559c5c482ff1908986ae121d42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "970619a559dae84d02955bf6b46697cffbbd2e8c1ed00104b90f0df6569577d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-03-11T17:28:20Z",
    "title_canon_sha256": "bdba1a3ccf8366cfbb0bfadcd3e915e99a77a0ef28dde5168c61e7ab06f77b0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.04457",
    "kind": "arxiv",
    "version": 1
  }
}