Pith Number

pith:6SI2RNMP

pith:2025:6SI2RNMPHNK5YZFTAUQ7HE4VSH

not attested not anchored not stored refs pending

Peculiar radio-bright behaviour of the Galactic black hole transient 4U 1543-47 in the 2021-2023 outburst

A. Bahramian, A. K. Hughes, F. Carotenuto, G. R. Sivakoff, J. C. A. Miller-Jones, P. Woudt, R. Fender, S. E. Motta, T. D. Russell, W. Yu, X. Zhang

arxiv:2501.04917 v1 · 2025-01-09 · 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{6SI2RNMPHNK5YZFTAUQ7HE4VSH}

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	2026-07-05T09:58:48.513439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f491a8b58f3b55dc64b30521f3939591ff180cc3ac632213aaa92f77f881572d

Aliases

arxiv: 2501.04917 · arxiv_version: 2501.04917v1 · doi: 10.48550/arxiv.2501.04917 · pith_short_12: 6SI2RNMPHNK5 · pith_short_16: 6SI2RNMPHNK5YZFT · pith_short_8: 6SI2RNMP

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/6SI2RNMPHNK5YZFTAUQ7HE4VSH \
  | 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: f491a8b58f3b55dc64b30521f3939591ff180cc3ac632213aaa92f77f881572d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cce10964456071df5a3f6eeadb0c994848b1258d9094a463488ea35e1362b967",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-01-09T02:14:26Z",
    "title_canon_sha256": "eb189f5b348ea569c11f372242daa65d85ea33e786fbf5fff1e42044d6fbf44c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.04917",
    "kind": "arxiv",
    "version": 1
  }
}