Pith Number

pith:I2M6OWS7

pith:2014:I2M6OWS7GHQ5JSCEVFR7YRPZ4Q

not attested not anchored not stored refs pending

An adaptive generalized multiscale discontinuous Galerkin method (GMsDGM) for high-contrast flow problems

Eric T. Chung, Wing Tat Leung, Yalchin Efendiev

arxiv:1409.3474 v1 · 2014-09-11 · 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{I2M6OWS7GHQ5JSCEVFR7YRPZ4Q}

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	2026-05-18T02:43:01.243712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4699e75a5f31e1d4c844a963fc45f9e435e27353929926ce9865f6ca88a3a730

Aliases

arxiv: 1409.3474 · arxiv_version: 1409.3474v1 · doi: 10.48550/arxiv.1409.3474 · pith_short_12: I2M6OWS7GHQ5 · pith_short_16: I2M6OWS7GHQ5JSCE · pith_short_8: I2M6OWS7

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/I2M6OWS7GHQ5JSCEVFR7YRPZ4Q \
  | 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: 4699e75a5f31e1d4c844a963fc45f9e435e27353929926ce9865f6ca88a3a730

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d627a64ef9714c1d3443a1d7ba1c86614fde3240dda34a71e5fcd8b20bccc632",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-09-11T15:27:48Z",
    "title_canon_sha256": "bb686d6620e49d5d815e11fd0093a62216f14e132babf37a64fa0b4be6185000"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.3474",
    "kind": "arxiv",
    "version": 1
  }
}