Pith Number

pith:RCXRG2W7

pith:2011:RCXRG2W7DHW2NZSL7EKK4LAYNJ

not attested not anchored not stored refs pending

Two new young, wide magnetic + non-magnetic double-degenerate binary systems

Baybars Kulebi, Detlev Koester, Fabian Euchner, Nicolas Lodieu, Paul D. Dobbie, Quentin A. Parker, Richard Baxter, Stefan Jordan

arxiv:1111.7015 v1 · 2011-11-29 · 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{RCXRG2W7DHW2NZSL7EKK4LAYNJ}

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	2026-05-18T01:59:21.520093Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88af136adf19eda6e64bf914ae2c186a627bc69ba31b7f653c03f846b273235b

Aliases

arxiv: 1111.7015 · arxiv_version: 1111.7015v1 · doi: 10.48550/arxiv.1111.7015 · pith_short_12: RCXRG2W7DHW2 · pith_short_16: RCXRG2W7DHW2NZSL · pith_short_8: RCXRG2W7

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/RCXRG2W7DHW2NZSL7EKK4LAYNJ \
  | 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: 88af136adf19eda6e64bf914ae2c186a627bc69ba31b7f653c03f846b273235b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f5dd0cf13e39323275a01bd8ac370a5158bd33cdb49bc56d92953c81064a8d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-11-29T23:34:01Z",
    "title_canon_sha256": "07e84ff32b797b964af086e48a6c78f095858793fd29d276ccb72a79e553cb80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.7015",
    "kind": "arxiv",
    "version": 1
  }
}