Pith Number

pith:BEZMDA4N

pith:2023:BEZMDA4NOUZWVNYLFDCJTTGHPG

not attested not anchored not stored refs pending

Dynamics of Binary System around Supermassive Black Hole

Hirotada Okawa, Kei-ichi Maeda, Priti Gupta

arxiv:2303.16553 v3 · 2023-03-29 · gr-qc · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BEZMDA4NOUZWVNYLFDCJTTGHPG}

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	2026-07-05T06:25:25.446999Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0932c1838d75336ab70b28c499ccc779b0be96a0511744f65ac1eec35dd9c8fe

Aliases

arxiv: 2303.16553 · arxiv_version: 2303.16553v3 · doi: 10.48550/arxiv.2303.16553 · pith_short_12: BEZMDA4NOUZW · pith_short_16: BEZMDA4NOUZWVNYL · pith_short_8: BEZMDA4N

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/BEZMDA4NOUZWVNYLFDCJTTGHPG \
  | 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: 0932c1838d75336ab70b28c499ccc779b0be96a0511744f65ac1eec35dd9c8fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e89823689a98d80ede49b29e8982555a0762e6521c3d3656de7972351a1ed0a6",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2023-03-29T09:22:07Z",
    "title_canon_sha256": "b55f7d012a640fc3ed3ebc1026c390a9c13805f03d053ca045fd0eb32692ba77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.16553",
    "kind": "arxiv",
    "version": 3
  }
}