Pith Number

pith:QQZ5HNH6

pith:2018:QQZ5HNH6HOGWW3YMUS4T5T2C7W

not attested not anchored not stored refs pending

Anisotropic Error Estimates of The Linear Nonconforming Virtual Element Methods

Long Chen, Shuhao Cao

arxiv:1806.09054 v2 · 2018-06-23 · 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{QQZ5HNH6HOGWW3YMUS4T5T2C7W}

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	2026-05-17T23:46:04.100727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8433d3b4fe3b8d6b6f0ca4b93ecf42fd811fe956954b173c550cacacbdc8c298

Aliases

arxiv: 1806.09054 · arxiv_version: 1806.09054v2 · doi: 10.48550/arxiv.1806.09054 · pith_short_12: QQZ5HNH6HOGW · pith_short_16: QQZ5HNH6HOGWW3YM · pith_short_8: QQZ5HNH6

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/QQZ5HNH6HOGWW3YMUS4T5T2C7W \
  | 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: 8433d3b4fe3b8d6b6f0ca4b93ecf42fd811fe956954b173c550cacacbdc8c298

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e25b90075fcb72dda15c1867b3dc6a5f53817224a03f546f84e627ba64eee8b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-06-23T23:58:53Z",
    "title_canon_sha256": "aba08c232e6715470c6f89c2c70e6dd43bd0362a94dd40271a99697c2d1dc49b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.09054",
    "kind": "arxiv",
    "version": 2
  }
}