Pith Number

pith:TWS2NWXD

pith:2011:TWS2NWXDMSY6FHKVKHBZXHNZ6H

not attested not anchored not stored refs pending

Gravitational Waves Notes, Issue #5 : "The Capra research programme for capture of small compact objects by massive black holes"

Bernard Schutz, Jonathan Thornburg, Pau Amaro-Seoane

arxiv:1102.3647 v1 · 2011-02-17 · astro-ph.CO · astro-ph.GA · 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{TWS2NWXDMSY6FHKVKHBZXHNZ6H}

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	2026-05-18T04:28:28.704311Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9da5a6dae364b1e29d5551c39b9db9f1f8705590e141f35df8c62b6d9cbcc3f4

Aliases

arxiv: 1102.3647 · arxiv_version: 1102.3647v1 · doi: 10.48550/arxiv.1102.3647 · pith_short_12: TWS2NWXDMSY6 · pith_short_16: TWS2NWXDMSY6FHKV · pith_short_8: TWS2NWXD

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/TWS2NWXDMSY6FHKVKHBZXHNZ6H \
  | 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: 9da5a6dae364b1e29d5551c39b9db9f1f8705590e141f35df8c62b6d9cbcc3f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2cfaaf0741a13503034e5b6b2bb01c256a3b84648b2393e0be69a13458539ba2",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-02-17T17:51:39Z",
    "title_canon_sha256": "9d1ee7dc0e2659463e521e0e30c2e368a6fd347fc06750b8debc4b1ec2fd30d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.3647",
    "kind": "arxiv",
    "version": 1
  }
}