Pith Number

pith:BZUHXJ5V

pith:2018:BZUHXJ5VPO7ZY7LXMULRIMCUTX

not attested not anchored not stored refs pending

Inverse scattering on the half line for the matrix Schr\"odinger equation

Ricardo Weder, Tuncay Aktosun

arxiv:1806.01644 v2 · 2018-06-02 · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BZUHXJ5VPO7ZY7LXMULRIMCUTX}

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	2026-07-05T01:04:44.342276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e687ba7b57bbf9c7d7765171430549dd600c7a67aae18d858d035a8179fef9f

Aliases

arxiv: 1806.01644 · arxiv_version: 1806.01644v2 · doi: 10.48550/arxiv.1806.01644 · pith_short_12: BZUHXJ5VPO7Z · pith_short_16: BZUHXJ5VPO7ZY7LX · pith_short_8: BZUHXJ5V

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/BZUHXJ5VPO7ZY7LXMULRIMCUTX \
  | 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: 0e687ba7b57bbf9c7d7765171430549dd600c7a67aae18d858d035a8179fef9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93f8e22d2d715b1a2a7ce1735820eb5b6174bac60ca8c26a80d5c438ea31e4f8",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2018-06-02T17:23:08Z",
    "title_canon_sha256": "e08967b74818de99b8d01db7ae9a1043957570a2f2ccede1eeec6f9d3e2c9d02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.01644",
    "kind": "arxiv",
    "version": 2
  }
}