Pith Number

pith:7FTZOZDP

pith:2017:7FTZOZDP7IOH6AJW7FMXVUZBSF

not attested not anchored not stored refs pending

An Artificial Compressibility Ensemble Timestepping Algorithm for Flow Problems

Joseph A. Fiordilino, Michael McLaughlin

arxiv:1712.06271 v1 · 2017-12-18 · 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{7FTZOZDP7IOH6AJW7FMXVUZBSF}

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	2026-05-18T00:27:48.027604Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f96797646ffa1c7f0136f9597ad321915156f512e784c0e32244cdba952f7df3

Aliases

arxiv: 1712.06271 · arxiv_version: 1712.06271v1 · doi: 10.48550/arxiv.1712.06271 · pith_short_12: 7FTZOZDP7IOH · pith_short_16: 7FTZOZDP7IOH6AJW · pith_short_8: 7FTZOZDP

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/7FTZOZDP7IOH6AJW7FMXVUZBSF \
  | 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: f96797646ffa1c7f0136f9597ad321915156f512e784c0e32244cdba952f7df3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db40e125a265959542f690ec77b6a5a3f605912bb9c5ccbe4eebffdca48a85de",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-12-18T07:01:06Z",
    "title_canon_sha256": "5a6224cba49bb9ef49285d396f808975d391b1718626c49f209840ee3fbb21a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.06271",
    "kind": "arxiv",
    "version": 1
  }
}