Pith Number

pith:DR2B3NXJ

pith:2015:DR2B3NXJRUAXLHEUKC3SEKICT4

not attested not anchored not stored refs pending

Domain decomposition algorithms for two dimensional linear Schr\"odinger equation

Christophe Besse (IMT), Feng Xing (LPP, MDLS)

arxiv:1506.05639 v2 · 2015-06-18 · 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{DR2B3NXJRUAXLHEUKC3SEKICT4}

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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	2026-05-18T01:19:18.587557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c741db6e98d01759c9450b72229029f2c315a8410f7ebadcc8270dad18a5eb4

Aliases

arxiv: 1506.05639 · arxiv_version: 1506.05639v2 · doi: 10.48550/arxiv.1506.05639 · pith_short_12: DR2B3NXJRUAX · pith_short_16: DR2B3NXJRUAXLHEU · pith_short_8: DR2B3NXJ

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/DR2B3NXJRUAXLHEUKC3SEKICT4 \
  | 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: 1c741db6e98d01759c9450b72229029f2c315a8410f7ebadcc8270dad18a5eb4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab8a53bbb09677eee5f058fd42e5ee12186ce489a2a61ebdbcf74aaad1eea9e6",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-06-18T12:02:43Z",
    "title_canon_sha256": "d7fec54469ffeae347732877fc4c827b06cbe507dcbb155bf3960757877ebe92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.05639",
    "kind": "arxiv",
    "version": 2
  }
}