Pith Number

pith:EYAKLD73

pith:2023:EYAKLD73IRS4SXPVL3W64Y5XSA

not attested not anchored not stored refs pending

Polarimetry of the potential binary supermassive black hole system in J1430+2303

D. Blinov, D. Hutsem\'ekers, D. Savic, E. Lindfors, F. Marin, I. Liodakis, N. Mandarakas, R. Antonucci, T. Barnouin

arxiv:2304.05003 v1 · 2023-04-11 · 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{EYAKLD73IRS4SXPVL3W64Y5XSA}

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	2026-07-05T06:12:47.273015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2600a58ffb4465c95df55eedee63b7903a2efe39a94a8b4a6f3a6ecc4e620d55

Aliases

arxiv: 2304.05003 · arxiv_version: 2304.05003v1 · doi: 10.48550/arxiv.2304.05003 · pith_short_12: EYAKLD73IRS4 · pith_short_16: EYAKLD73IRS4SXPV · pith_short_8: EYAKLD73

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/EYAKLD73IRS4SXPVL3W64Y5XSA \
  | 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: 2600a58ffb4465c95df55eedee63b7903a2efe39a94a8b4a6f3a6ecc4e620d55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe1e31209bca13ec54dae44db7ba4f4af44e60f98ebe896ddc265e03bfa22ca6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-04-11T06:18:32Z",
    "title_canon_sha256": "69a93f6946adf552e93b082779f70dd50302cdf0ad5c856e617804fb14dde048"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.05003",
    "kind": "arxiv",
    "version": 1
  }
}