Pith Number

pith:K7RI2CF4

pith:1997:K7RI2CF4HWNOVIRSAC4OOWFXNP

not attested not anchored not stored refs pending

Red Clump Morphology as Evidence Against a New Intervening Stellar Population as the Primary Source of Microlensing Toward the LMC

Groningen, J.P. Beaulieu, Penny D. Sackett (Kapteyn Astronomical Institute, the Netherlands)

arxiv:astro-ph/9710156 v2 · 1997-10-15 · 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{K7RI2CF4HWNOVIRSAC4OOWFXNP}

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	2026-07-04T16:03:18.319059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57e28d08bc3d9aeaa23200b8e758b76bed312126675fdae6a06245f970717dc8

Aliases

arxiv: astro-ph/9710156 · arxiv_version: astro-ph/9710156v2 · doi: 10.48550/arxiv.astro-ph/9710156 · pith_short_12: K7RI2CF4HWNO · pith_short_16: K7RI2CF4HWNOVIRS · pith_short_8: K7RI2CF4

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/K7RI2CF4HWNOVIRSAC4OOWFXNP \
  | 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: 57e28d08bc3d9aeaa23200b8e758b76bed312126675fdae6a06245f970717dc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "968ace0af1502a7eb9d90c858389c73f6a95804518a1ca4a285607e74d9fe9cc",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-10-15T13:55:37Z",
    "title_canon_sha256": "dce0a2bd0ec9842c1715fc98482f8f557f2f5120a7363f206c4b27a89854f72d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9710156",
    "kind": "arxiv",
    "version": 2
  }
}