Pith Number

pith:T74YJDHH

pith:2008:T74YJDHHTL3RQBBRBRV4XGX6ET

not attested not anchored not stored refs pending

Twins Among the Low Mass Spectroscopic Binaries

M. Simon, R. C. Obbie

arxiv:0812.2424 v1 · 2008-12-12 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T74YJDHHTL3RQBBRBRV4XGX6ET}

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.

Cited by

1 paper in Pith

The Bimodal Mass Ratio Distribution of the Hyades

Receipt and verification

First computed	2026-07-04T17:13:53.434727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ff9848ce79af71804310c6bcb9afe24e80160a0d4a398b5d6e95e1be9dd42e1

Aliases

arxiv: 0812.2424 · arxiv_version: 0812.2424v1 · doi: 10.48550/arxiv.0812.2424 · pith_short_12: T74YJDHHTL3R · pith_short_16: T74YJDHHTL3RQBBR · pith_short_8: T74YJDHH

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/T74YJDHHTL3RQBBRBRV4XGX6ET \
  | 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: 9ff9848ce79af71804310c6bcb9afe24e80160a0d4a398b5d6e95e1be9dd42e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "902d56ac99eafa48c1f5ef5ac763fd87d57574db2fb3dd983b8df9881f315d8c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-12-12T16:47:29Z",
    "title_canon_sha256": "eeb24c8f1a614003c8197ffa4fd6e9f956f67544e4a35b90bd3847943153350a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.2424",
    "kind": "arxiv",
    "version": 1
  }
}