Pith Number

pith:4NBSE7HT

pith:2019:4NBSE7HT4FSFI6FWIMXV7DTATZ

not attested not anchored not stored refs pending

Reconstruction of the magnetic field for a Schr\"odinger operator in a cylindrical setting

Daniel Campos

arxiv:1908.01386 v1 · 2019-08-04 · 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{4NBSE7HT4FSFI6FWIMXV7DTATZ}

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	2026-07-04T23:51:29.923596Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e343227cf3e1645478b6432f5f8e609e54a76855b616c72f473922e42c38fcad

Aliases

arxiv: 1908.01386 · arxiv_version: 1908.01386v1 · doi: 10.48550/arxiv.1908.01386 · pith_short_12: 4NBSE7HT4FSF · pith_short_16: 4NBSE7HT4FSFI6FW · pith_short_8: 4NBSE7HT

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/4NBSE7HT4FSFI6FWIMXV7DTATZ \
  | 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: e343227cf3e1645478b6432f5f8e609e54a76855b616c72f473922e42c38fcad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13ccb02d6757d4d83c2634e129d969b714e6ba218f078308ba0183c02589a088",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-08-04T19:03:44Z",
    "title_canon_sha256": "6569a89b4afc57a7e80a810b38008cd1d2366c44b3608d566a32632a3c892f36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01386",
    "kind": "arxiv",
    "version": 1
  }
}