Pith Number

pith:OSGMI47Y

pith:2009:OSGMI47YBX3OXHNBT5PVJRVAZE

not attested not anchored not stored refs pending

An Analysis of broken $P_1$-Nonconforming Finite Element Method For Interface Problems

Do Y. Kwak, K. T. Wee

arxiv:0911.4772 v1 · 2009-11-25 · 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{OSGMI47YBX3OXHNBT5PVJRVAZE}

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	2026-06-03T23:06:30.925115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

748cc473f80df6eb9da19f5f54c6a0c930d69a542869c000e30b1abde59804c6

Aliases

arxiv: 0911.4772 · arxiv_version: 0911.4772v1 · doi: 10.48550/arxiv.0911.4772 · pith_short_12: OSGMI47YBX3O · pith_short_16: OSGMI47YBX3OXHNB · pith_short_8: OSGMI47Y

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/OSGMI47YBX3OXHNBT5PVJRVAZE \
  | 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: 748cc473f80df6eb9da19f5f54c6a0c930d69a542869c000e30b1abde59804c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "717fcc4c82dc100dd7eef2f06a2e20d8fc149a7f02caf6fb30d80b24ca1d0192",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2009-11-25T07:15:23Z",
    "title_canon_sha256": "8c69568c695ee99e731c6bbdde80c22f9242e7615844e40665435a2f260d5433"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.4772",
    "kind": "arxiv",
    "version": 1
  }
}