Pith Number

pith:K3COANYF

pith:2016:K3COANYFUH5UHBH2F63RR3IPBH

not attested not anchored not stored refs pending

Relaxing the CFL condition for the wave equation on adaptive meshes

Daniel Peterseim, Mira Schedensack

arxiv:1601.04812 v4 · 2016-01-19 · 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{K3COANYFUH5UHBH2F63RR3IPBH}

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	2026-05-18T00:50:06.945355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56c4e03705a1fb4384fa2fb718ed0f09fe657e7fd4c52aaa0187bdc553820fc0

Aliases

arxiv: 1601.04812 · arxiv_version: 1601.04812v4 · doi: 10.48550/arxiv.1601.04812 · pith_short_12: K3COANYFUH5U · pith_short_16: K3COANYFUH5UHBH2 · pith_short_8: K3COANYF

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/K3COANYFUH5UHBH2F63RR3IPBH \
  | 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: 56c4e03705a1fb4384fa2fb718ed0f09fe657e7fd4c52aaa0187bdc553820fc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4be3f6e05087607788d330cf3efed5e331d6a76180863dc9a9cf9b84195393bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-01-19T07:12:09Z",
    "title_canon_sha256": "083b55268ef136d479bdb43abc9b2efa3b107c3a5bc8d10bcb33fad536914633"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.04812",
    "kind": "arxiv",
    "version": 4
  }
}