Pith Number

pith:32FKVTWJ

pith:2017:32FKVTWJBNBLV2MSNV7NMFMBWM

not attested not anchored not stored refs pending

Application of the boundary control method to partial data Borg-Levinson inverse spectral problem

Lauri Oksanen, Morgan Morancey, Yavar Kian

arxiv:1703.08832 v1 · 2017-03-26 · 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{32FKVTWJBNBLV2MSNV7NMFMBWM}

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	2026-05-18T00:47:55.418622Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de8aaacec90b42bae9926d7ed61581b32741696e68ecdb60e063fc9567095be1

Aliases

arxiv: 1703.08832 · arxiv_version: 1703.08832v1 · doi: 10.48550/arxiv.1703.08832 · pith_short_12: 32FKVTWJBNBL · pith_short_16: 32FKVTWJBNBLV2MS · pith_short_8: 32FKVTWJ

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/32FKVTWJBNBLV2MSNV7NMFMBWM \
  | 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: de8aaacec90b42bae9926d7ed61581b32741696e68ecdb60e063fc9567095be1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46a1411d35debbe014d2040cbe3f05bedbfa8af7a98e4344b85e3cfe39831117",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-03-26T16:03:04Z",
    "title_canon_sha256": "964ed3cbfc8a379c63492d7747f524ea0a43fcfa8e6cf3f25e34ec706cb44f2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.08832",
    "kind": "arxiv",
    "version": 1
  }
}