Pith Number

pith:POQMZPNR

pith:2016:POQMZPNR4K5B3OBXGTAYWLSSQ5

not attested not anchored not stored refs pending

Inverse scattering for the magnetic Schr\"odinger operator on surfaces with Euclidean ends

Leo Tzou, Valter Pohjola

arxiv:1603.02402 v1 · 2016-03-08 · math.AP · 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{POQMZPNR4K5B3OBXGTAYWLSSQ5}

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	2026-05-18T01:19:23.446364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ba0ccbdb1e2ba1db83734c18b2e52874af5a9fd8cc265c7dc29c53dc09689f3

Aliases

arxiv: 1603.02402 · arxiv_version: 1603.02402v1 · doi: 10.48550/arxiv.1603.02402 · pith_short_12: POQMZPNR4K5B · pith_short_16: POQMZPNR4K5B3OBX · pith_short_8: POQMZPNR

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/POQMZPNR4K5B3OBXGTAYWLSSQ5 \
  | 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: 7ba0ccbdb1e2ba1db83734c18b2e52874af5a9fd8cc265c7dc29c53dc09689f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13e96f278f1aad5a14524b132df1a1050004472afa0ef1141f2f3a4fca50657f",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-03-08T07:24:50Z",
    "title_canon_sha256": "22c59c4f7fa82a4d048af8929049835d048f98ee65e200d3ab21ba73c0eced4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.02402",
    "kind": "arxiv",
    "version": 1
  }
}