Pith Number

pith:M43NKC7F

pith:2018:M43NKC7FJYYMBW6FPYY7BRMJLU

not attested not anchored not stored refs pending

Energy-Stable Boundary Conditions Based on a Quadratic Form: Applications to Outflow/Open-Boundary Problems in Incompressible Flows

Naxian Ni, Suchuan Dong, Zhiguo Yang

arxiv:1807.07056 v1 · 2018-07-18 · physics.flu-dyn · math.NA · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M43NKC7FJYYMBW6FPYY7BRMJLU}

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	2026-05-17T23:45:37.500870Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6736d50be54e30c0dbc57e31f0c5895d37eef36d59c00cbe73131a445fd3980f

Aliases

arxiv: 1807.07056 · arxiv_version: 1807.07056v1 · doi: 10.48550/arxiv.1807.07056 · pith_short_12: M43NKC7FJYYM · pith_short_16: M43NKC7FJYYMBW6F · pith_short_8: M43NKC7F

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/M43NKC7FJYYMBW6FPYY7BRMJLU \
  | 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: 6736d50be54e30c0dbc57e31f0c5895d37eef36d59c00cbe73131a445fd3980f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e49d68710469a11995f20f739afb45a48b005f177f51b95cebc4009f4dc1f422",
    "cross_cats_sorted": [
      "math.NA",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-07-18T17:47:34Z",
    "title_canon_sha256": "371f80410481f4e3aacea2a6010aad05b45021973ad33d8df5223d43f613ec78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.07056",
    "kind": "arxiv",
    "version": 1
  }
}