Pith Number

pith:HRW6BTF7

pith:2010:HRW6BTF7CDY6WKFHN3WW6LBFMS

not attested not anchored not stored refs pending

Absolutely stable local discontinuous Galerkin methods for the Helmholtz equation with large wave number

Xiaobing Feng, Yulong Xing

arxiv:1010.4563 v1 · 2010-10-22 · 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{HRW6BTF7CDY6WKFHN3WW6LBFMS}

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	2026-05-18T04:38:57.930139Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c6de0ccbf10f1eb28a76eed6f2c2564a3d9d639ea9a2036eacf8341ae605c94

Aliases

arxiv: 1010.4563 · arxiv_version: 1010.4563v1 · doi: 10.48550/arxiv.1010.4563 · pith_short_12: HRW6BTF7CDY6 · pith_short_16: HRW6BTF7CDY6WKFH · pith_short_8: HRW6BTF7

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/HRW6BTF7CDY6WKFHN3WW6LBFMS \
  | 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: 3c6de0ccbf10f1eb28a76eed6f2c2564a3d9d639ea9a2036eacf8341ae605c94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00aa9a1bdd1d4e1978eddf14c6e54a34469c059e611a0b080d999a3002632eb3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2010-10-22T15:17:35Z",
    "title_canon_sha256": "814c07882259c91f7583754e37ded9981d50e213a47e125f4d4b9d8493fc4998"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.4563",
    "kind": "arxiv",
    "version": 1
  }
}