Pith Number

pith:THL6CXSJ

pith:2011:THL6CXSJ4EGCS3BWHV4HY7EXKS

not attested not anchored not stored refs pending

Hybrid method for understanding black-hole mergers: Inspiralling case

David A. Nichols, Yanbei Chen

arxiv:1109.0081 v2 · 2011-09-01 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{THL6CXSJ4EGCS3BWHV4HY7EXKS}

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	2026-05-18T04:01:50.930164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99d7e15e49e10c296c363d787c7c9754b5bf177cd7dd1d47df1f2247fe71784d

Aliases

arxiv: 1109.0081 · arxiv_version: 1109.0081v2 · doi: 10.48550/arxiv.1109.0081 · pith_short_12: THL6CXSJ4EGC · pith_short_16: THL6CXSJ4EGCS3BW · pith_short_8: THL6CXSJ

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/THL6CXSJ4EGCS3BWHV4HY7EXKS \
  | 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: 99d7e15e49e10c296c363d787c7c9754b5bf177cd7dd1d47df1f2247fe71784d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63677720e19be239dd7c2411108e01077a7846b303ea02ed0208371fdabd29dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-09-01T03:44:21Z",
    "title_canon_sha256": "04eddcc874786814224e37f431bcd8577af319554dc053be600934cdd9f35edb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.0081",
    "kind": "arxiv",
    "version": 2
  }
}