Pith Number

pith:HQSMFJFB

pith:2017:HQSMFJFBW4DA5N47PMTUNNWEKI

not attested not anchored not stored refs pending

Mass Conservative and Energy Stable Finite Difference Methods for the Quasi-incompressible Navier-Stokes-Cahn-Hilliard system: Primitive Variable and Projection-Type Schemes

John Lowengrub, Ping Lin, Steven Wise, Zhenlin Guo

arxiv:1703.06606 v2 · 2017-03-20 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HQSMFJFBW4DA5N47PMTUNNWEKI}

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	2026-05-18T00:33:21.063320Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c24c2a4a1b7060eb79f7b2746b6c45212ecfe96cfc0b9d413c826714325d0db

Aliases

arxiv: 1703.06606 · arxiv_version: 1703.06606v2 · doi: 10.48550/arxiv.1703.06606 · pith_short_12: HQSMFJFBW4DA · pith_short_16: HQSMFJFBW4DA5N47 · pith_short_8: HQSMFJFB

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/HQSMFJFBW4DA5N47PMTUNNWEKI \
  | 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: 3c24c2a4a1b7060eb79f7b2746b6c45212ecfe96cfc0b9d413c826714325d0db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ba0a9e19c11c1527529e3f4875e825a58ff4ccc09795c1375ddb93633a3b7ba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-03-20T05:24:06Z",
    "title_canon_sha256": "680c18fd1d24ef6c7a6652e88b30d7a97d9408fff90b4e0cc3c1acec8d0bb12c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.06606",
    "kind": "arxiv",
    "version": 2
  }
}