Pith Number

pith:5QUKCDZW

pith:2018:5QUKCDZWIWITP2WWNQO7DOXGIM

not attested not anchored not stored refs pending

The GALAH and TESS-HERMES surveys: high-resolution spectroscopy of luminous supergiants in the Magellanic Clouds and Bridge

Daniel B. Zucker, David M. Nataf, Dennis Stello, Gary Da Costa, Gayandhi M. De Silva, Geraint F. Lewis, Jane Lin, Janez Kos, Jeffrey D. Simpson, Jonathan Horner, Joss Bland-Hawthorn, Karin Lind, Katharine. J. Schlesinger, Ken C. Freeman, Ly Duong, Martin Asplund, Peter L. Cottrell, Prajwal R. Kafle, Robert A. Wittenmyer, Sanjib Sharma, Sarah L. Martell, Shourya Khanna, Sven Buder, Thomas Nordlander, Toma\v{z} Zwitter, Valentina D'Orazi, Yuan-Sen Ting

arxiv:1804.05900 v2 · 2018-04-16 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5QUKCDZWIWITP2WWNQO7DOXGIM}

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	2026-05-18T00:17:59.358414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec28a10f36459137ead66c1df1bae6432a7a3cfe65292e816443c71a6073d8d9

Aliases

arxiv: 1804.05900 · arxiv_version: 1804.05900v2 · doi: 10.48550/arxiv.1804.05900 · pith_short_12: 5QUKCDZWIWIT · pith_short_16: 5QUKCDZWIWITP2WW · pith_short_8: 5QUKCDZW

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/5QUKCDZWIWITP2WWNQO7DOXGIM \
  | 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: ec28a10f36459137ead66c1df1bae6432a7a3cfe65292e816443c71a6073d8d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19237a29c9838c5dda35afe935b88747af1be5429dddc06f0066ff2de88af50b",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-04-16T19:17:15Z",
    "title_canon_sha256": "4e24a6697d0095d2ef20d5a3a43f0637e6511da47816340412da751945aec1fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.05900",
    "kind": "arxiv",
    "version": 2
  }
}