Pith Number

pith:I5FW7FG6

pith:2013:I5FW7FG6CBKYKNCFXHD4XJYD67

not attested not anchored not stored refs pending

Hybridized discontinuous Galerkin method for convection-diffusion problems

Issei Oikawa

arxiv:1310.8458 v1 · 2013-10-31 · 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{I5FW7FG6CBKYKNCFXHD4XJYD67}

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	2026-05-18T03:08:16.975865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

474b6f94de1055853445b9c7cba703f7fce021e03f602ab1fe9472bc68948de4

Aliases

arxiv: 1310.8458 · arxiv_version: 1310.8458v1 · doi: 10.48550/arxiv.1310.8458 · pith_short_12: I5FW7FG6CBKY · pith_short_16: I5FW7FG6CBKYKNCF · pith_short_8: I5FW7FG6

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/I5FW7FG6CBKYKNCFXHD4XJYD67 \
  | 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: 474b6f94de1055853445b9c7cba703f7fce021e03f602ab1fe9472bc68948de4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "426601bb2dac2e7c73c1efcdc14b968e96ce4c9e22e94260e12a2098677c320a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-10-31T11:06:07Z",
    "title_canon_sha256": "02888c9fc652170b5720de0a1261653d204ad96d5173541a8acb48d6b35b8a30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.8458",
    "kind": "arxiv",
    "version": 1
  }
}