Pith Number

pith:KTL2ADW7

pith:2000:KTL2ADW7UJMPFILNZGCFTS3TAQ

not attested not anchored not stored refs pending

Multiple Cyclotron Lines in the Spectrum of 4U 0115+63

D. E. Gruber, J. Wilms, K. Pottschmidt, M. Pelling, R. E. Rothschild, R. Staubert, W. A. Heindl, W. Coburn

arxiv:astro-ph/0004297 v1 · 2000-04-20 · astro-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{KTL2ADW7UJMPFILNZGCFTS3TAQ}

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	2026-07-04T16:16:20.074779Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54d7a00edfa258f2a16dc98459cb73042617e87e12b3053cabe11620760af349

Aliases

arxiv: astro-ph/0004297 · arxiv_version: astro-ph/0004297v1 · doi: 10.48550/arxiv.astro-ph/0004297 · pith_short_12: KTL2ADW7UJMP · pith_short_16: KTL2ADW7UJMPFILN · pith_short_8: KTL2ADW7

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/KTL2ADW7UJMPFILNZGCFTS3TAQ \
  | 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: 54d7a00edfa258f2a16dc98459cb73042617e87e12b3053cabe11620760af349

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "baee62e4ca688645e469e754e5075d58803f8169d429c0aaf051cc98e37d48bb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-04-20T17:56:29Z",
    "title_canon_sha256": "d445a894faa20da29f421a68bcdcb08c343d41fded2c5b4c2c4e5bcc86dcebb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0004297",
    "kind": "arxiv",
    "version": 1
  }
}