Pith Number

pith:ZVS6IGXL

pith:2015:ZVS6IGXLOV2UTFZYR4BPHIXL2T

not attested not anchored not stored refs pending

A cut finite element method for coupled bulk-surface problems on time-dependent domains

Mats G. Larson, Peter Hansbo, Sara Zahedi

arxiv:1502.07142 v2 · 2015-02-25 · 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{ZVS6IGXLOV2UTFZYR4BPHIXL2T}

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	2026-05-18T01:14:09.292130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd65e41aeb75754997388f02f3a2ebd4e99f76146cd7b97efa06405be5a6f689

Aliases

arxiv: 1502.07142 · arxiv_version: 1502.07142v2 · doi: 10.48550/arxiv.1502.07142 · pith_short_12: ZVS6IGXLOV2U · pith_short_16: ZVS6IGXLOV2UTFZY · pith_short_8: ZVS6IGXL

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/ZVS6IGXLOV2UTFZYR4BPHIXL2T \
  | 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: cd65e41aeb75754997388f02f3a2ebd4e99f76146cd7b97efa06405be5a6f689

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "239632074ccce8e138c45013e5c517ac8b513f64736a23e238dc0e71df078d47",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-02-25T12:01:38Z",
    "title_canon_sha256": "fc651d0a49e9112ed34c07e5d34a9d44dbd654f4807eb07f8c2b740a798a175c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.07142",
    "kind": "arxiv",
    "version": 2
  }
}