Pith Number

pith:UKOHNUYM

pith:2014:UKOHNUYMXR5MYI3TH62RHV4P7X

not attested not anchored not stored refs pending

Inverse problems for selfadjoint Schr\"odinger operators on the half line with compactly-supported potentials

Mehmet Unlu, Paul Sacks, Tuncay Aktosun

arxiv:1409.5819 v1 · 2014-09-19 · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UKOHNUYMXR5MYI3TH62RHV4P7X}

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	2026-05-18T01:03:10.835585Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a29c76d30cbc7acc23733fb513d78ffdc98d9cf92f548b50ab373dadd028a61f

Aliases

arxiv: 1409.5819 · arxiv_version: 1409.5819v1 · doi: 10.48550/arxiv.1409.5819 · pith_short_12: UKOHNUYMXR5M · pith_short_16: UKOHNUYMXR5MYI3T · pith_short_8: UKOHNUYM

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/UKOHNUYMXR5MYI3TH62RHV4P7X \
  | 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: a29c76d30cbc7acc23733fb513d78ffdc98d9cf92f548b50ab373dadd028a61f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f350cfc479eddff2a096687d424eb2e5dba32b11e064601773dfb07e5f91f95",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2014-09-19T21:09:30Z",
    "title_canon_sha256": "8ccb7152b04fe85b65fb6008ea15ad4f6bb7826f2e9c6902ab0686964ca8ddff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5819",
    "kind": "arxiv",
    "version": 1
  }
}