Pith Number

pith:CSKPH7UI

pith:2012:CSKPH7UIH6H3WPLAERNJIOW44X

not attested not anchored not stored refs pending

On low order mimetic finite difference methods

Andrea Cangiani

arxiv:1208.4213 v1 · 2012-08-21 · 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{CSKPH7UIH6H3WPLAERNJIOW44X}

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	2026-05-18T03:48:24.613219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1494f3fe883f8fbb3d60245a943adce5ccff5f9eddc488b039ee4742cd724b52

Aliases

arxiv: 1208.4213 · arxiv_version: 1208.4213v1 · doi: 10.48550/arxiv.1208.4213 · pith_short_12: CSKPH7UIH6H3 · pith_short_16: CSKPH7UIH6H3WPLA · pith_short_8: CSKPH7UI

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/CSKPH7UIH6H3WPLAERNJIOW44X \
  | 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: 1494f3fe883f8fbb3d60245a943adce5ccff5f9eddc488b039ee4742cd724b52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9cb80f9facd32491673623c989efe6f49aa181fe02d774138046fc036bb762e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2012-08-21T08:37:08Z",
    "title_canon_sha256": "f9dc288aa3b8ad2295b290a0224f2d3642983268da48e0dc1a6a5836fd88cda8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.4213",
    "kind": "arxiv",
    "version": 1
  }
}