Pith Number

pith:QUPKMWXW

pith:2017:QUPKMWXWZUIYOQYZM4ON47EWU5

not attested not anchored not stored refs pending

On overlapping domain decomposition methods for high-contrast multiscale problems

Eric Chung, Juan Galvis, Wing Tat Leung, Yalchin Efendiev

arxiv:1705.09004 v1 · 2017-05-25 · 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{QUPKMWXWZUIYOQYZM4ON47EWU5}

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	2026-05-18T00:43:40.673828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

851ea65af6cd11874319671cde7c96a7670fca6fadc97420a3bf5b81399a0f73

Aliases

arxiv: 1705.09004 · arxiv_version: 1705.09004v1 · doi: 10.48550/arxiv.1705.09004 · pith_short_12: QUPKMWXWZUIY · pith_short_16: QUPKMWXWZUIYOQYZ · pith_short_8: QUPKMWXW

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/QUPKMWXWZUIYOQYZM4ON47EWU5 \
  | 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: 851ea65af6cd11874319671cde7c96a7670fca6fadc97420a3bf5b81399a0f73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fcad78e314bf206d10766139573bf1073d713e60d51770c6223bfcfbaad63770",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-05-25T00:17:47Z",
    "title_canon_sha256": "e2b9be61e10325bbb68c130a1bb72f97cf724a696e8c198a65b60957084096cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.09004",
    "kind": "arxiv",
    "version": 1
  }
}