Pith Number

pith:XJVWMBEC

pith:2014:XJVWMBECSH4USSKYXIXISGXMC5

not attested not anchored not stored refs pending

The Black Hole Binary V4641 Sagitarii: Activity in Quiescence & Improved Mass Determinations

Andrew G. Cantrell, Charles D. Bailyn, Craig B. Markwardt, Jean H. Swank, Jerome A. Orosz, Michelle Buxton, Rachel K.D. MacDonald, Ritaban Chatterjee, Ross Kennedy-Shaffer

arxiv:1401.4190 v1 · 2014-01-16 · astro-ph.SR · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XJVWMBECSH4USSKYXIXISGXMC5}

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	2026-05-18T02:57:16.685310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba6b66048291f9494958ba2e891aec175a429562413fe3fe0d70b94d296e335a

Aliases

arxiv: 1401.4190 · arxiv_version: 1401.4190v1 · doi: 10.48550/arxiv.1401.4190 · pith_short_12: XJVWMBECSH4U · pith_short_16: XJVWMBECSH4USSKY · pith_short_8: XJVWMBEC

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/XJVWMBECSH4USSKYXIXISGXMC5 \
  | 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: ba6b66048291f9494958ba2e891aec175a429562413fe3fe0d70b94d296e335a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb5bb9caed419d134f17604b98bdd9781ed743154cff8cffe0f7a6bd7a58f002",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-01-16T22:04:21Z",
    "title_canon_sha256": "05882f3c8a3b51b70a7e100207abf9dfeb903f2c07fe9dfd7867091d5fe2a6e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.4190",
    "kind": "arxiv",
    "version": 1
  }
}