Pith Number

pith:LI7LOMS7

pith:2010:LI7LOMS76ZNT6STHW7DOEWFQHL

not attested not anchored not stored refs pending

Local Multilevel Preconditioners for Elliptic Equations with Jump Coefficients on Bisection Grids

Jinchao Xu, Long Chen, Michael Holst, Yunrong Zhu

arxiv:1006.3277 v3 · 2010-06-16 · 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{LI7LOMS76ZNT6STHW7DOEWFQHL}

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	2026-05-18T04:02:37.855326Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a3eb7325ff65b3f4a67b7c6e258b03adce66828f20bb50f2de9456ffefb19dd

Aliases

arxiv: 1006.3277 · arxiv_version: 1006.3277v3 · doi: 10.48550/arxiv.1006.3277 · pith_short_12: LI7LOMS76ZNT · pith_short_16: LI7LOMS76ZNT6STH · pith_short_8: LI7LOMS7

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/LI7LOMS76ZNT6STHW7DOEWFQHL \
  | 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: 5a3eb7325ff65b3f4a67b7c6e258b03adce66828f20bb50f2de9456ffefb19dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a18930e978856ae453ba28871e115096399709781dd7868424c8ea4434ba91f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2010-06-16T17:23:00Z",
    "title_canon_sha256": "96a39547cec5368b9762e4c2a0cbb9262ee65ab89164357bc2030651addc6102"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.3277",
    "kind": "arxiv",
    "version": 3
  }
}