Pith Number

pith:7ZEM6HR3

pith:2019:7ZEM6HR3CH24U5RS2MWVZBQ2K5

not attested not anchored not stored refs pending

Generalized Multiscale Finite Element Method for the poroelasticity problem in multicontinuum media

Aleksei Tyrylgin, Denis Spiridonov, Eric T. Chung, Maria Vasilyeva

arxiv:1908.01965 v1 · 2019-08-06 · math.NA · cs.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{7ZEM6HR3CH24U5RS2MWVZBQ2K5}

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	2026-07-04T23:51:49.813287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe48cf1e3b11f5ca7632d32d5c861a5751b173c26d495eb247b29e6a5dbe0f13

Aliases

arxiv: 1908.01965 · arxiv_version: 1908.01965v1 · doi: 10.48550/arxiv.1908.01965 · pith_short_12: 7ZEM6HR3CH24 · pith_short_16: 7ZEM6HR3CH24U5RS · pith_short_8: 7ZEM6HR3

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/7ZEM6HR3CH24U5RS2MWVZBQ2K5 \
  | 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: fe48cf1e3b11f5ca7632d32d5c861a5751b173c26d495eb247b29e6a5dbe0f13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74e46aae1a6dd490b00b228d57bd39f8e1b5d1583adf76eb7a11d970aa5c61f1",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-08-06T05:52:32Z",
    "title_canon_sha256": "1552170663ecbc679eb319e49e3905f97e44aad3af6d79bf1eff09918ba1843d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01965",
    "kind": "arxiv",
    "version": 1
  }
}