Pith Number

pith:ZXVTASPN

pith:2010:ZXVTASPNK55FPAKNF227QLOVTO

not attested not anchored not stored refs pending

Hardy space infinite elements for Helmholtz-type problems with unbounded inhomogeneities

Achim Sch\"adle, Lothar Nannen

arxiv:1004.1025 v1 · 2010-04-07 · math.NA · cs.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{ZXVTASPNK55FPAKNF227QLOVTO}

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	2026-06-03T23:06:35.204012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdeb3049ed577a57814d2eb5f82dd59bad7a847d82c4b9ad6e3442e0a54b9ff9

Aliases

arxiv: 1004.1025 · arxiv_version: 1004.1025v1 · doi: 10.48550/arxiv.1004.1025 · pith_short_12: ZXVTASPNK55F · pith_short_16: ZXVTASPNK55FPAKN · pith_short_8: ZXVTASPN

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/ZXVTASPNK55FPAKNF227QLOVTO \
  | 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: cdeb3049ed577a57814d2eb5f82dd59bad7a847d82c4b9ad6e3442e0a54b9ff9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1b5e732a67b0153be9b3eed9af6364de79a9c2cc467e0be8b16d0e7379cd494",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2010-04-07T08:32:05Z",
    "title_canon_sha256": "197221e4a93a7c5929c87cc69ddea02cb6ab4f46915fd6a06fdd05b72622f712"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.1025",
    "kind": "arxiv",
    "version": 1
  }
}