Pith Number

pith:27SNDEX2

pith:2005:27SNDEX2EPTEKVE2JBFT6B4XC6

not attested not anchored not stored refs pending

On Inverse Scattering at a Fixed Energy for Potentials with a Regular Behaviour at Infinity

Dimitri Yafaev, Ricardo Weder

arxiv:math-ph/0508020 v2 · 2005-08-09 · math-ph · math.AP · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{27SNDEX2EPTEKVE2JBFT6B4XC6}

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	2026-07-04T16:56:36.427213Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7e4d192fa23e645549a484b3f0797179802db26ede3fb964e486f3345d53db0

Aliases

arxiv: math-ph/0508020 · arxiv_version: math-ph/0508020v2 · doi: 10.48550/arxiv.math-ph/0508020 · pith_short_12: 27SNDEX2EPTE · pith_short_16: 27SNDEX2EPTEKVE2 · pith_short_8: 27SNDEX2

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/27SNDEX2EPTEKVE2JBFT6B4XC6 \
  | 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: d7e4d192fa23e645549a484b3f0797179802db26ede3fb964e486f3345d53db0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "738f5bb98b17eadc75753666fc0c581ac74847a1e9917df88d167e590c5c1083",
    "cross_cats_sorted": [
      "math.AP",
      "math.MP"
    ],
    "license": "",
    "primary_cat": "math-ph",
    "submitted_at": "2005-08-09T17:43:20Z",
    "title_canon_sha256": "6c6c2ae0b5a576b0231296c6277a1a9a8eb154a830289347ffc61616c1b6cd9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math-ph/0508020",
    "kind": "arxiv",
    "version": 2
  }
}