Pith Number

pith:GRVPJG2A

pith:2018:GRVPJG2AO2XIMEYUFPCMZU5AU6

not attested not anchored not stored refs pending

A finite element method for the surface Stokes problem

Annalisa Quaini, Arnold Reusken, Maxim A. Olshanskii, Vladimir Yushutin

arxiv:1801.06589 v1 · 2018-01-19 · 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{GRVPJG2AO2XIMEYUFPCMZU5AU6}

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	2026-05-18T00:25:28.292944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

346af49b4076ae8613142bc4ccd3a0a7a5cc998e77698fb2fae1f526e3a4236a

Aliases

arxiv: 1801.06589 · arxiv_version: 1801.06589v1 · doi: 10.48550/arxiv.1801.06589 · pith_short_12: GRVPJG2AO2XI · pith_short_16: GRVPJG2AO2XIMEYU · pith_short_8: GRVPJG2A

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/GRVPJG2AO2XIMEYUFPCMZU5AU6 \
  | 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: 346af49b4076ae8613142bc4ccd3a0a7a5cc998e77698fb2fae1f526e3a4236a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5102e54cb34de8c98a2df4bf1bcf16b058ef516fa8b9bd60cb2766b1208aa88",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-01-19T22:40:49Z",
    "title_canon_sha256": "35324061129223955ba74161af6a1dd7fdebee125fea7942a5e96fa4f5a6429e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.06589",
    "kind": "arxiv",
    "version": 1
  }
}