Pith Number

pith:M55Z2VZJ

pith:2015:M55Z2VZJQWDLSKAPMJFNBRLXWQ

not attested not anchored not stored refs pending

Ultrarelativistic (Cauchy) spectral problem in the infinite well

Elena V. Kirichenko, Mariusz \.Zaba, Piotr Garbaczewski, Vladimir Stephanovich

arxiv:1505.01277 v2 · 2015-05-06 · math-ph · math.MP · math.SP · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M55Z2VZJQWDLSKAPMJFNBRLXWQ}

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	2026-05-18T01:11:51.676010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

677b9d57298586b9280f624ad0c577b40a8cf66bbdac8d72c28d7a8a3130b65c

Aliases

arxiv: 1505.01277 · arxiv_version: 1505.01277v2 · doi: 10.48550/arxiv.1505.01277 · pith_short_12: M55Z2VZJQWDL · pith_short_16: M55Z2VZJQWDLSKAP · pith_short_8: M55Z2VZJ

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/M55Z2VZJQWDLSKAPMJFNBRLXWQ \
  | 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: 677b9d57298586b9280f624ad0c577b40a8cf66bbdac8d72c28d7a8a3130b65c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5fc0f5592ed044f7c20425ae5272a6b16096f61c66363f19b752ead689af15b8",
    "cross_cats_sorted": [
      "math.MP",
      "math.SP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2015-05-06T08:16:59Z",
    "title_canon_sha256": "32a61a836b5b393da0c285bfb2ab1d0afe9c5612b50468076b22136e1daaffff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.01277",
    "kind": "arxiv",
    "version": 2
  }
}