Pith Number

pith:FVX4JOP4

pith:2013:FVX4JOP4UYTJGDSBJJG7WX5MIT

not attested not anchored not stored refs pending

On the Schr\"odinger equation with singular potentials

Jaime Angulo Pava, Lucas C. F. Ferreira

arxiv:1307.6895 v1 · 2013-07-25 · 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{FVX4JOP4UYTJGDSBJJG7WX5MIT}

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	2026-05-18T03:17:33.493852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d6fc4b9fca626930e414a4dfb5fac44f61c6c0fac1e8d32f7c40d29716b199f

Aliases

arxiv: 1307.6895 · arxiv_version: 1307.6895v1 · doi: 10.48550/arxiv.1307.6895 · pith_short_12: FVX4JOP4UYTJ · pith_short_16: FVX4JOP4UYTJGDSB · pith_short_8: FVX4JOP4

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/FVX4JOP4UYTJGDSBJJG7WX5MIT \
  | 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: 2d6fc4b9fca626930e414a4dfb5fac44f61c6c0fac1e8d32f7c40d29716b199f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2185a4af3313b2508c6ab8c26695c4940a3086a0dcb96ddef095f5c237c509c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-07-25T23:41:18Z",
    "title_canon_sha256": "93b840efbd9f74fde25946831fb5325bd117de2555f6a9b1298ff564475423b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.6895",
    "kind": "arxiv",
    "version": 1
  }
}