Pith Number

pith:K3UK2MJY

pith:2017:K3UK2MJYJQGX2MCNSKWBD6MM3W

not attested not anchored not stored refs pending

Constraint Bubbles: Adding Efficient Zero-Density Bubbles to Incompressible Free Surface Flow

Christopher Batty, Ryan Goldade

arxiv:1711.11470 v1 · 2017-11-30 · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K3UK2MJYJQGX2MCNSKWBD6MM3W}

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	2026-05-18T00:29:11.490626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56e8ad31384c0d7d304d92ac11f98cdd84b296f361f133b59a09da0cc20af336

Aliases

arxiv: 1711.11470 · arxiv_version: 1711.11470v1 · doi: 10.48550/arxiv.1711.11470 · pith_short_12: K3UK2MJYJQGX · pith_short_16: K3UK2MJYJQGX2MCN · pith_short_8: K3UK2MJY

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/K3UK2MJYJQGX2MCNSKWBD6MM3W \
  | 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: 56e8ad31384c0d7d304d92ac11f98cdd84b296f361f133b59a09da0cc20af336

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5eaf91987bec293e4d96d5abb3fb13d2ac7ab1ea888db885f3ac2137ee3fd617",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2017-11-30T15:47:15Z",
    "title_canon_sha256": "fed387055f75bc8816ee18d82645407afbb733814970c297f8acc726b2452083"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.11470",
    "kind": "arxiv",
    "version": 1
  }
}