Pith Number

pith:7F6S42VU

pith:1999:7F6S42VU6WCGRHDTWNVPM3ZAIT

not attested not anchored not stored refs pending

NMA Observations of CO(2-1) and CO(1-0) Emission in the Starburst Region of NGC 4527

K. Kohno, R. Kawabe, S. Matsushita, T. Shibatsuka

arxiv:astro-ph/9909313 v1 · 1999-09-17 · 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{7F6S42VU6WCGRHDTWNVPM3ZAIT}

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	2026-07-04T14:17:07.867325Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f97d2e6ab4f584689c73b36af66f2044f54f4460f5e2ad1cc4d42c901aed2282

Aliases

arxiv: astro-ph/9909313 · arxiv_version: astro-ph/9909313v1 · doi: 10.48550/arxiv.astro-ph/9909313 · pith_short_12: 7F6S42VU6WCG · pith_short_16: 7F6S42VU6WCGRHDT · pith_short_8: 7F6S42VU

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/7F6S42VU6WCGRHDTWNVPM3ZAIT \
  | 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: f97d2e6ab4f584689c73b36af66f2044f54f4460f5e2ad1cc4d42c901aed2282

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe0bcaecb5748cba08cdb70190b59a26e7627a4047509644d62dd373d0761b5f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-09-17T16:44:16Z",
    "title_canon_sha256": "9868b72fa3dbcaee127c159e16f16d85c00db41220cfe9188b54469335f4a82c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9909313",
    "kind": "arxiv",
    "version": 1
  }
}