Pith Number

pith:RTOS5RSN

pith:2014:RTOS5RSNQSNGDE7AAJR7RGRQ2U

not attested not anchored not stored refs pending

Finding $\eta$ Car Analogs in Nearby Galaxies Using Spitzer: II. Identification of An Emerging Class of Extragalactic Self-Obscured Stars

C. S. Kochanek, Jill Gerke, K. Z. Stanek, Rubab Khan

arxiv:1407.7530 v1 · 2014-07-28 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RTOS5RSNQSNGDE7AAJR7RGRQ2U}

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	2026-05-18T01:42:29.185247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8cdd2ec64d849a6193e00263f89a30d5020af6eb0c0165133058bd505c882aeb

Aliases

arxiv: 1407.7530 · arxiv_version: 1407.7530v1 · doi: 10.48550/arxiv.1407.7530 · pith_short_12: RTOS5RSNQSNG · pith_short_16: RTOS5RSNQSNGDE7A · pith_short_8: RTOS5RSN

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/RTOS5RSNQSNGDE7AAJR7RGRQ2U \
  | 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: 8cdd2ec64d849a6193e00263f89a30d5020af6eb0c0165133058bd505c882aeb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c542b36751c03258d76f6335d94acd7718918c140f207e6f3313d33aaca0e27e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-07-28T20:00:16Z",
    "title_canon_sha256": "bb1317f442e26e066053d2fe12131bf01d94acc2fa158534d1a98f192473fa50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.7530",
    "kind": "arxiv",
    "version": 1
  }
}