Pith Number

pith:WEXREHWJ

pith:2016:WEXREHWJR42KDQ5FWYF7IC4REM

not attested not anchored not stored refs pending

Dynamical Formation of the GW150914 Binary Black Hole

Carl-Johan Haster, Carl L. Rodriguez, Frederic A. Rasio, Sourav Chatterjee, Vicky Kalogera

arxiv:1604.04254 v2 · 2016-04-14 · 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{WEXREHWJR42KDQ5FWYF7IC4REM}

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	2026-05-18T01:12:29.501906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b12f121ec98f34a1c3a5b60bf40b91233ce290e00bf202ac4705dc6be251d592

Aliases

arxiv: 1604.04254 · arxiv_version: 1604.04254v2 · doi: 10.48550/arxiv.1604.04254 · pith_short_12: WEXREHWJR42K · pith_short_16: WEXREHWJR42KDQ5F · pith_short_8: WEXREHWJ

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/WEXREHWJR42KDQ5FWYF7IC4REM \
  | 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: b12f121ec98f34a1c3a5b60bf40b91233ce290e00bf202ac4705dc6be251d592

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f7e57f7e3e1fcfc7346b2f710cf69101ff71a9bb1bff58e35bdd5e67679ad1b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-04-14T18:37:17Z",
    "title_canon_sha256": "ef4e12f5186f0529c50565d1b62d0319a48ef9a3ace4b77aa640f0f49799da8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.04254",
    "kind": "arxiv",
    "version": 2
  }
}