Pith Number

pith:CTQMJVBL

pith:2018:CTQMJVBLQ5F6VFUTKB5TELIT6L

not attested not anchored not stored refs pending

Two-grid discretizations and a local finite element scheme for a non-selfadjoint Stekloff eigenvalue problem

Hai Bi, Yidu Yang, Yu Zhang

arxiv:1806.05062 v1 · 2018-06-13 · 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{CTQMJVBLQ5F6VFUTKB5TELIT6L}

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	2026-05-18T00:13:20.227103Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14e0c4d42b874bea9693507b322d13f2fe3a61e60fb66153d3991571cd0250eb

Aliases

arxiv: 1806.05062 · arxiv_version: 1806.05062v1 · doi: 10.48550/arxiv.1806.05062 · pith_short_12: CTQMJVBLQ5F6 · pith_short_16: CTQMJVBLQ5F6VFUT · pith_short_8: CTQMJVBL

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/CTQMJVBLQ5F6VFUTKB5TELIT6L \
  | 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: 14e0c4d42b874bea9693507b322d13f2fe3a61e60fb66153d3991571cd0250eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea398a46fba9a1be41a04292cca13d9eb712c29bf3ea800f4b3808c893e7461e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-06-13T14:11:46Z",
    "title_canon_sha256": "3eb01982c33833d8ab5e13f509d4177312bb479465cd56084a9b76ec6cdb844f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.05062",
    "kind": "arxiv",
    "version": 1
  }
}