Pith Number

pith:2LNSUN2D

pith:2014:2LNSUN2D222GN4NVAH645SUV3D

not attested not anchored not stored refs pending

A Reduced Basis Method for Parabolic Partial Differential Equations with Parameter Functions and Application to Option Pricing

Antonia Mayerhofer, Karsten Urban

arxiv:1408.2709 v1 · 2014-08-12 · 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{2LNSUN2D222GN4NVAH645SUV3D}

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	2026-05-18T02:45:22.469382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2db2a3743d6b466f1b501fdceca95d8d4aca5ffba93b63d45b69fa8ae24634d

Aliases

arxiv: 1408.2709 · arxiv_version: 1408.2709v1 · doi: 10.48550/arxiv.1408.2709 · pith_short_12: 2LNSUN2D222G · pith_short_16: 2LNSUN2D222GN4NV · pith_short_8: 2LNSUN2D

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/2LNSUN2D222GN4NVAH645SUV3D \
  | 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: d2db2a3743d6b466f1b501fdceca95d8d4aca5ffba93b63d45b69fa8ae24634d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49a398a27d45283b53ef440411e7706264d93ad5abb5ec4ab636e77d65e9a1f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-08-12T13:26:41Z",
    "title_canon_sha256": "a1c31c4627b3a7b1c096a1974a340aeba26955ffa26ecae5eaa0696dce7ba56f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.2709",
    "kind": "arxiv",
    "version": 1
  }
}