Pith Number

pith:XGTYHE7O

pith:2015:XGTYHE7OMPVQMLLF4TYZJYOBBA

not attested not anchored not stored refs pending

Generalized Multiscale Finite Element Methods for problems in perforated heterogeneous domains

Eric T. Chung, Guanglian Li, Maria Vasilyeva, Yalchin Efendiev

arxiv:1501.03536 v1 · 2015-01-14 · 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{XGTYHE7OMPVQMLLF4TYZJYOBBA}

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	2026-05-18T02:29:18.262234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9a78393ee63eb062d65e4f194e1c1081448a1290f8af1465b7550b066cb1913

Aliases

arxiv: 1501.03536 · arxiv_version: 1501.03536v1 · doi: 10.48550/arxiv.1501.03536 · pith_short_12: XGTYHE7OMPVQ · pith_short_16: XGTYHE7OMPVQMLLF · pith_short_8: XGTYHE7O

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/XGTYHE7OMPVQMLLF4TYZJYOBBA \
  | 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: b9a78393ee63eb062d65e4f194e1c1081448a1290f8af1465b7550b066cb1913

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f49cb229224adb27fbc9b44932a1923a0cff686d4ba33a537fc3084c5bec2ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-01-14T23:41:06Z",
    "title_canon_sha256": "9aab1e2bc399af4477f06d295e9f368f654befb999b06cd3e089a99d63c89ac4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.03536",
    "kind": "arxiv",
    "version": 1
  }
}