Pith Number

pith:LMT2GXZN

pith:2000:LMT2GXZNZ3XRX4EMVJZSP3TD5E

not attested not anchored not stored refs pending

First Light Measurements of Capella with the Low Energy Transmission Grating Spectrometer aboard the Chandra X-ray Observatory

A. C. Brinkman, A. J. J. Raassen, B. J. Wargelin (Harvard-CFA), C. J. T. Gunsing, D. Pease, F. Paerels, G. Hartner, H. Br\"auninger, J. H. M. M. Schmitt (Uni Hamburg), J. J. Drake, J. J. van Rooijen (SRON), J. S. Kaastra, J.-U. Ness, M. Juda, O. Johnson, P. Predehl (MPE), P. Ratzlaff, R. L. J. van der Meer, R. Mewe, S. S. Murray, V. Burwitz, V. Kashyap, W. Burkert

arxiv:astro-ph/0001034 v1 · 2000-01-04 · 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{LMT2GXZNZ3XRX4EMVJZSP3TD5E}

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	2026-05-18T01:09:11.078332Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b27a35f2dceef1bf08caa7327ee63e93af2f2ef72239f2594eff6848c732db8

Aliases

arxiv: astro-ph/0001034 · arxiv_version: astro-ph/0001034v1 · doi: 10.48550/arxiv.astro-ph/0001034 · pith_short_12: LMT2GXZNZ3XR · pith_short_16: LMT2GXZNZ3XRX4EM · pith_short_8: LMT2GXZN

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/LMT2GXZNZ3XRX4EMVJZSP3TD5E \
  | 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: 5b27a35f2dceef1bf08caa7327ee63e93af2f2ef72239f2594eff6848c732db8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db9d35e2828c2d310962cbead493efdbd331112c3cb4d4ca82c5488a76b0ed90",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-01-04T15:03:31Z",
    "title_canon_sha256": "df301c04457bcf07eea7830bff642996b93f83452d4bf14fe8d4ba3c5ce09c01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0001034",
    "kind": "arxiv",
    "version": 1
  }
}