Pith Number

pith:TJTFCQLQ

pith:1995:TJTFCQLQ6WJMBMFRMVC6LRU6FQ

not attested not anchored not stored refs pending

On the formation of low-mass black holes in massive binary stars

G.E. Brown, J.C. Weingartner, R.A.M.J. Wijers

arxiv:astro-ph/9505092 v1 · 1995-05-19 · 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{TJTFCQLQ6WJMBMFRMVC6LRU6FQ}

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	2026-05-18T01:07:41.617635Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a66514170f592c0b0b16545e5c69e2c0ec6448de2371cf5c3c6ae3eb0177e23

Aliases

arxiv: astro-ph/9505092 · arxiv_version: astro-ph/9505092v1 · doi: 10.48550/arxiv.astro-ph/9505092 · pith_short_12: TJTFCQLQ6WJM · pith_short_16: TJTFCQLQ6WJMBMFR · pith_short_8: TJTFCQLQ

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/TJTFCQLQ6WJMBMFRMVC6LRU6FQ \
  | 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: 9a66514170f592c0b0b16545e5c69e2c0ec6448de2371cf5c3c6ae3eb0177e23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3d3ba18c90d81ac2aa31326405a19b937173ee19a915d6abbfc4b5b1d31a378",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-05-19T15:34:36Z",
    "title_canon_sha256": "728caeabf96a29cc44de49a7a47d7a74cb15341e95fac77303fb8eb04d9ebf1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9505092",
    "kind": "arxiv",
    "version": 1
  }
}