Pith Number

pith:LD5WOO7Y

pith:2015:LD5WOO7YGBJI5ESP22Z4JAPE5M

not attested not anchored not stored refs pending

A mass conservative generalized multiscale finite element method applied to two-phase flow in heterogeneous porous media

Juan Galvis, Michael Presho

arxiv:1504.02033 v1 · 2015-04-08 · math.NA · math.AP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LD5WOO7YGBJI5ESP22Z4JAPE5M}

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	2026-05-18T02:19:17.390642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58fb673bf830528e924fd6b3c481e4eb03cd09c4ed42e83f62b6117f2d2462f6

Aliases

arxiv: 1504.02033 · arxiv_version: 1504.02033v1 · doi: 10.48550/arxiv.1504.02033 · pith_short_12: LD5WOO7YGBJI · pith_short_16: LD5WOO7YGBJI5ESP · pith_short_8: LD5WOO7Y

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/LD5WOO7YGBJI5ESP22Z4JAPE5M \
  | 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: 58fb673bf830528e924fd6b3c481e4eb03cd09c4ed42e83f62b6117f2d2462f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80f9a7dea191b93318e26783327c7de379e97d4bada9cbf25adab08cf9adc759",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-04-08T17:00:41Z",
    "title_canon_sha256": "93ef23df498d476f7d3529530c83251c0560f923263cce3de1771123db9cbd6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.02033",
    "kind": "arxiv",
    "version": 1
  }
}