Pith Number

pith:SUJA6PWE

pith:2013:SUJA6PWEWT2CQ6Z7FIN2IN7QOV

not attested not anchored not stored refs pending

Matrix methods for radial Schr\"{o}dinger eigenproblems defined on a semi-infinite domain

Cecilia Magherini, Ewa B.Weinm\"uller, Lidia Aceto

arxiv:1312.2425 v1 · 2013-12-09 · 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{SUJA6PWEWT2CQ6Z7FIN2IN7QOV}

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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	2026-06-04T14:09:19.062707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95120f3ec4b4f4287b3f2a1ba437f07572538512d1d3ba6bac0ce1d998691b6c

Aliases

arxiv: 1312.2425 · arxiv_version: 1312.2425v1 · doi: 10.48550/arxiv.1312.2425 · pith_short_12: SUJA6PWEWT2C · pith_short_16: SUJA6PWEWT2CQ6Z7 · pith_short_8: SUJA6PWE

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/SUJA6PWEWT2CQ6Z7FIN2IN7QOV \
  | 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: 95120f3ec4b4f4287b3f2a1ba437f07572538512d1d3ba6bac0ce1d998691b6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97e4a1dae810593c0620bf538887e08a481cba304bc3f4d47f38644195f2832e",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-12-09T13:39:56Z",
    "title_canon_sha256": "c838f04aed74bd817a1a2f1de9c8228b7037bb8dd62233fc854dee86b4797797"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.2425",
    "kind": "arxiv",
    "version": 1
  }
}