Pith Number

pith:UNP6SBRI

pith:2018:UNP6SBRIZYKN46PDQVPFR6H3AD

not attested not anchored not stored refs pending

Hen 3-160 - the first symbiotic binary with Mira variable S star

(2) Kleinkaroo Observatory, (3) Warsaw University Astronomical Observatory, (4) PL-00-478, Al. Ujazdowskie, Bartycka 18, B. Monard (2), Calitzdorp, C. Galan (1), D. Pienkowski (1), J. Mikolajewska (1), K. Ilkiewicz (1), M. Gromadzki (3) ((1) Nicolaus Copernicus Astronomical Center, PL-00-716 Warsaw, Poland, Poland), Polish Academy of Sciences, South Africa, Warsaw, Western Cape

arxiv:1812.09535 v2 · 2018-12-22 · 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{UNP6SBRIZYKN46PDQVPFR6H3AD}

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	2026-05-17T23:48:31.084018Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a35fe90628ce14de79e3855e58f8fb00e430370095a155f31945ff7b45ba0397

Aliases

arxiv: 1812.09535 · arxiv_version: 1812.09535v2 · doi: 10.48550/arxiv.1812.09535 · pith_short_12: UNP6SBRIZYKN · pith_short_16: UNP6SBRIZYKN46PD · pith_short_8: UNP6SBRI

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/UNP6SBRIZYKN46PDQVPFR6H3AD \
  | 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: a35fe90628ce14de79e3855e58f8fb00e430370095a155f31945ff7b45ba0397

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54ba3cd6b31ec1a45e738a4a93d2654626fd2c53d5988d1f7a8405a3114b55c7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-12-22T14:46:55Z",
    "title_canon_sha256": "b79b7230738ddaf47741b0f1c27f5fc6934d83ca4977b89733975ecc32dc4236"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.09535",
    "kind": "arxiv",
    "version": 2
  }
}