Pith Number

pith:RNTUR4EX

pith:1998:RNTUR4EXCU6JEK2QWMZFUJOCAI

not attested not anchored not stored refs pending

G359.87+0.18: An FR II Radio Galaxy 15 Arcminutes from Sgr A*. Implications for the Scattering Region in the Galactic Center

2), 4), James M. Cordes(5) ((1) National Research Council; (2) NRL; (3) NRAO; (4) Raman Research Institute; (5) Cornell U., K. R. Anantharamaiah (3, NAIC), Namir E. Kassim(2), T. Joseph W. Lazio (1, W. M. Goss(3)

arxiv:astro-ph/9811317 v1 · 1998-11-19 · 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{RNTUR4EXCU6JEK2QWMZFUJOCAI}

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	2026-07-04T16:07:12.273351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b6748f097153c922b50b3325a25c20201d0d97d137dd29e253f442857d12dfa

Aliases

arxiv: astro-ph/9811317 · arxiv_version: astro-ph/9811317v1 · doi: 10.48550/arxiv.astro-ph/9811317 · pith_short_12: RNTUR4EXCU6J · pith_short_16: RNTUR4EXCU6JEK2Q · pith_short_8: RNTUR4EX

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/RNTUR4EXCU6JEK2QWMZFUJOCAI \
  | 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: 8b6748f097153c922b50b3325a25c20201d0d97d137dd29e253f442857d12dfa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "831c96643a4c02e73fe891de2cd9de11e4651033dae7e1efd5ab8e7bdca86e9c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-11-19T19:19:31Z",
    "title_canon_sha256": "c159f9ad754abd7ecf6fb9bd48403d22275c1e35d7951adc8b096439897afac1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9811317",
    "kind": "arxiv",
    "version": 1
  }
}