Pith Number

pith:E33X7BB7

pith:2016:E33X7BB7MCBHM3V6QLTISBKIKK

not attested not anchored not stored refs pending

Black holes in stellar-mass binary systems: expiating original spin?

Andrew King, Chris Nixon

arxiv:1607.02144 v1 · 2016-07-07 · 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{E33X7BB7MCBHM3V6QLTISBKIKK}

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	2026-05-18T01:08:38.321651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26f77f843f6082766ebe82e689054852a9ae72d6b98a5a6bea70ce958d346add

Aliases

arxiv: 1607.02144 · arxiv_version: 1607.02144v1 · doi: 10.48550/arxiv.1607.02144 · pith_short_12: E33X7BB7MCBH · pith_short_16: E33X7BB7MCBHM3V6 · pith_short_8: E33X7BB7

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/E33X7BB7MCBHM3V6QLTISBKIKK \
  | 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: 26f77f843f6082766ebe82e689054852a9ae72d6b98a5a6bea70ce958d346add

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac086ec470fbacc95d31a26bd0ed2cf98a77fad55789b597209c102f87dc1ad1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-07-07T20:00:03Z",
    "title_canon_sha256": "b262066776d522eb2496e625d66ecb15833cecefa7a59d64abca73a4f93b8400"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.02144",
    "kind": "arxiv",
    "version": 1
  }
}