Pith Number

pith:254HLWEX

pith:2013:254HLWEXPABOLTPUJFACYAMSXR

not attested not anchored not stored refs pending

New companions in the stellar systems of DI Cha, Sz 22, CHXR 32, and Cha Halpha 5 in the Cha I star-forming region

(2) Departamento de F\'isica y Astronom\'ia, 3), (3) Faculty of Natural Sciences, A. Bedalov (1, Chile, Croatia), Germany, Jena, N. Vogt (2), R. Neuh\"auser (1), Split, T. O. B. Schmidt (1), T. Roell (1) ((1) Astrophysikalisches Institut und Universit\"ats-Sternwarte, Valpara\'iso

arxiv:1307.1082 v1 · 2013-07-03 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{254HLWEXPABOLTPUJFACYAMSXR}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:49:00.135084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d77875d8977802e5cdf449402c0192bc769f498151d05a6aa1de538757040122

Aliases

arxiv: 1307.1082 · arxiv_version: 1307.1082v1 · doi: 10.48550/arxiv.1307.1082 · pith_short_12: 254HLWEXPABO · pith_short_16: 254HLWEXPABOLTPU · pith_short_8: 254HLWEX

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/254HLWEXPABOLTPUJFACYAMSXR \
  | 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: d77875d8977802e5cdf449402c0192bc769f498151d05a6aa1de538757040122

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f945a338940a80fc3762c3960ee081a9ce78601d885ee0915d67ef8f73499174",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-07-03T17:15:30Z",
    "title_canon_sha256": "7a18e8f4897cb3c5f5a784b4ec9f0ac9dbcf4f94fa8c379c71bec257e4de71ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.1082",
    "kind": "arxiv",
    "version": 1
  }
}