Pith Number

pith:RHNUPKBT

pith:2019:RHNUPKBTZMXZNBZF4THPFIJG4F

not attested not anchored not stored refs pending

Investigation of long-period variables in the Catalina Southern catalog: new carbon stars and false objects

Kamo S. Gigoyan, Karen K. Gigoyan, Luc P.A. Maurin, Nicolas Mauron, Tim R. Kendall

arxiv:1901.11427 v1 · 2019-01-31 · 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{RHNUPKBTZMXZNBZF4THPFIJG4F}

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	2026-05-17T23:45:30.404904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89db47a833cb2f968725e4cef2a126e167a3bb1bd17370498cab021345c1c7f2

Aliases

arxiv: 1901.11427 · arxiv_version: 1901.11427v1 · doi: 10.48550/arxiv.1901.11427 · pith_short_12: RHNUPKBTZMXZ · pith_short_16: RHNUPKBTZMXZNBZF · pith_short_8: RHNUPKBT

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/RHNUPKBTZMXZNBZF4THPFIJG4F \
  | 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: 89db47a833cb2f968725e4cef2a126e167a3bb1bd17370498cab021345c1c7f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10679a4a8a5568b51b5347589a3bc579b212030f31c6e0a1a634ff79289f855e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-01-31T15:26:05Z",
    "title_canon_sha256": "b663679c45957ecef896158a9465703d0fe01a388197bd751edd8f4eaeba3876"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.11427",
    "kind": "arxiv",
    "version": 1
  }
}