Pith Number

pith:3O5TWZ5K

pith:2015:3O5TWZ5K73XKZV2FQFLPDHDPBG

not attested not anchored not stored refs pending

Structure preserving integration and model order reduction of skew-gradient reaction-diffusion systems

B\"ulent Karas\"ozen, Murat Uzunca, Tu\u{g}ba K\"u\c{c}\"ukseyhan

arxiv:1508.00505 v2 · 2015-07-31 · 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{3O5TWZ5K73XKZV2FQFLPDHDPBG}

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	2026-05-18T00:28:02.932027Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbbb3b67aafeeeacd7458156f19c6f099366643778847526ae492f7a05370edb

Aliases

arxiv: 1508.00505 · arxiv_version: 1508.00505v2 · doi: 10.48550/arxiv.1508.00505 · pith_short_12: 3O5TWZ5K73XK · pith_short_16: 3O5TWZ5K73XKZV2F · pith_short_8: 3O5TWZ5K

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/3O5TWZ5K73XKZV2FQFLPDHDPBG \
  | 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: dbbb3b67aafeeeacd7458156f19c6f099366643778847526ae492f7a05370edb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38f2414461dbd882445ac9734d6b02cd269f3ef5c612ad848c89141030f79002",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-07-31T12:33:46Z",
    "title_canon_sha256": "61646ea82a088d7f3270d43be7cae583373e7ac02440ededf794dc4553b086fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.00505",
    "kind": "arxiv",
    "version": 2
  }
}