Pith Number

pith:7GPDYCUE

pith:2015:7GPDYCUESZEEKYKZFJKAE7EYQT

not attested not anchored not stored refs pending

Stability of finite difference schemes for hyperbolic initial boundary value problems: numerical boundary layers

Benjamin Boutin (IRMAR), Jean-Fran\c{c}ois Coulombel

arxiv:1502.02634 v1 · 2015-02-09 · math.AP · cs.NA · 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{7GPDYCUESZEEKYKZFJKAE7EYQT}

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	2026-06-04T17:09:02.077298Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f99e3c0a8496484561592a54027c9884df6c25ebb87019c682a91ef93a0d5baf

Aliases

arxiv: 1502.02634 · arxiv_version: 1502.02634v1 · doi: 10.48550/arxiv.1502.02634 · pith_short_12: 7GPDYCUESZEE · pith_short_16: 7GPDYCUESZEEKYKZ · pith_short_8: 7GPDYCUE

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/7GPDYCUESZEEKYKZFJKAE7EYQT \
  | 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: f99e3c0a8496484561592a54027c9884df6c25ebb87019c682a91ef93a0d5baf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e274cce28f1c81b7f3fae3b2ac8b3842e611876a75261eb4e9b42e6effd9d8f2",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-02-09T20:01:09Z",
    "title_canon_sha256": "5ae5be774268f80a0638efe24cb820bb1fbb1a2a694390b37fe61ddde2c74ecf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.02634",
    "kind": "arxiv",
    "version": 1
  }
}