Pith Number

pith:HKLGDUWB

pith:2001:HKLGDUWB7JHSPCCAQ2LIABBBCJ

not attested not anchored not stored refs pending

The peculiar cluster HS 327 in the Large Magellanic Cloud: can OH/IR stars and carbon stars be twins?

A.A. Zijlstra (UMIST), C. Loup (IAP), ESA), G.F. Gilmore (IoA Cambridge, Jacco Th. van Loon (IoA Cambridge, J.A.D.L. Blommaert (VilSpa, L. Kaper (University of Amsterdam), UK)

arxiv:astro-ph/0101107 v1 · 2001-01-08 · 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{HKLGDUWB7JHSPCCAQ2LIABBBCJ}

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	2026-05-18T04:17:14.035774Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a9661d2c1fa4f27884086968004211242f8dffa884d2a41651069c6277944af

Aliases

arxiv: astro-ph/0101107 · arxiv_version: astro-ph/0101107v1 · doi: 10.48550/arxiv.astro-ph/0101107 · pith_short_12: HKLGDUWB7JHS · pith_short_16: HKLGDUWB7JHSPCCA · pith_short_8: HKLGDUWB

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/HKLGDUWB7JHSPCCAQ2LIABBBCJ \
  | 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: 3a9661d2c1fa4f27884086968004211242f8dffa884d2a41651069c6277944af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad558c54942f5392e89e57d3c08e74edf0fe060eb1c32bce7eb71903e7831c09",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-01-08T16:53:41Z",
    "title_canon_sha256": "7f08088fd4b4ee971881cfdcbd62495ccf9a5b15dced254b7137eda3f212cb70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0101107",
    "kind": "arxiv",
    "version": 1
  }
}