Pith Number

pith:BGXYYPXJ

pith:2021:BGXYYPXJFVGU4BZY5E7A6WK7MF

not attested not anchored not stored refs pending

Testing General Relativity with black hole X-ray data: a progress report

Cosimo Bambi

arxiv:2106.04084 v1 · 2021-06-08 · gr-qc · 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{BGXYYPXJFVGU4BZY5E7A6WK7MF}

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.

Cited by

1 paper in Pith

Quasi-normal modes of slowly-rotating Johannsen black holes

Receipt and verification

First computed	2026-07-05T04:28:40.454337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09af8c3ee92d4d4e0738e93e0f595f61525e86abc953c81b180de1481b6b7f87

Aliases

arxiv: 2106.04084 · arxiv_version: 2106.04084v1 · doi: 10.48550/arxiv.2106.04084 · pith_short_12: BGXYYPXJFVGU · pith_short_16: BGXYYPXJFVGU4BZY · pith_short_8: BGXYYPXJ

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/BGXYYPXJFVGU4BZY5E7A6WK7MF \
  | 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: 09af8c3ee92d4d4e0738e93e0f595f61525e86abc953c81b180de1481b6b7f87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce16ad56a14d65c09712b07b9dac8572e0e136488129b3d0eeedd915e3e6500f",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-06-08T03:46:48Z",
    "title_canon_sha256": "9d9996781418f87aece6ba4e755d22b40f44c4844d270730175bba8cb75ab991"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.04084",
    "kind": "arxiv",
    "version": 1
  }
}