Pith Number

pith:MYXYBRDQ

pith:2016:MYXYBRDQBBPUUSHOF67MGZRZBG

not attested not anchored not stored refs pending

Conservative and Stable Degree Preserving SBP Operators for Non-Conforming Meshes

Andrew R. Winters, David C. Del Rey Fernandez, David W. Zingg, Gregor J. Gassner, Jason Hicken, Lucas Friedrich

arxiv:1611.00979 v2 · 2016-11-03 · 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{MYXYBRDQBBPUUSHOF67MGZRZBG}

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	2026-05-18T00:42:07.491302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

662f80c470085f4a48ee2fbec3663909897e6e84c137e8d55619c11c2b5cc28b

Aliases

arxiv: 1611.00979 · arxiv_version: 1611.00979v2 · doi: 10.48550/arxiv.1611.00979 · pith_short_12: MYXYBRDQBBPU · pith_short_16: MYXYBRDQBBPUUSHO · pith_short_8: MYXYBRDQ

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/MYXYBRDQBBPUUSHOF67MGZRZBG \
  | 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: 662f80c470085f4a48ee2fbec3663909897e6e84c137e8d55619c11c2b5cc28b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2472a16491e11ea1d316fa9a6f58b80eeb1ead1e6934a5618156073322f7a33b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-11-03T12:36:16Z",
    "title_canon_sha256": "572b62a7b8db84f2cb50e534ce21757d089efa7b06851d48f7c3df2cf3ccb11e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.00979",
    "kind": "arxiv",
    "version": 2
  }
}