Pith Number

pith:JBTSKZXV

pith:2007:JBTSKZXV4SE2K5VEEC7YNG3NTH

not attested not anchored not stored refs pending

Instability of bound states of a nonlinear Schr\"odinger equation with a Dirac potential

Baruch Ksherim, Gadi Fibich, Reika Fukuizumi, Stefan Le-Coz, Yonatan Sivan

arxiv:0707.2491 v2 · 2007-07-17 · nlin.PS · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JBTSKZXV4SE2K5VEEC7YNG3NTH}

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	2026-05-18T02:16:29.342332Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48672566f5e489a576a420bf869b6d99cf1cc30767e4a9bc1ae71b2b69290001

Aliases

arxiv: 0707.2491 · arxiv_version: 0707.2491v2 · doi: 10.48550/arxiv.0707.2491 · pith_short_12: JBTSKZXV4SE2 · pith_short_16: JBTSKZXV4SE2K5VE · pith_short_8: JBTSKZXV

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/JBTSKZXV4SE2K5VEEC7YNG3NTH \
  | 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: 48672566f5e489a576a420bf869b6d99cf1cc30767e4a9bc1ae71b2b69290001

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "682bb187805fe7e4c98b752dfcd3e519acee314d3b7a0080fc4d3e8d9862a9e1",
    "cross_cats_sorted": [
      "nlin.SI"
    ],
    "license": "",
    "primary_cat": "nlin.PS",
    "submitted_at": "2007-07-17T12:26:23Z",
    "title_canon_sha256": "97f620716d7c333127adf2fb30d02a7e3faf0708a1caeb1009a0dabe353eda8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.2491",
    "kind": "arxiv",
    "version": 2
  }
}