Pith Number

pith:FLL6TTLU

pith:2025:FLL6TTLU4VDQGT34OI6VNRL2U5

not attested not anchored not stored refs pending

The peculiar hard state behaviour of the black hole X-ray binary Swift J1727.8$-$1613

A. Bahramian, A. J. Tetarenko, A. K. Hughes, A. Kirby, A. W. Shaw, C. Echiburu-Trujillo, C. M. Wood, D. Altamirano, D. M. Russell, D. R. A. Williams-Baldwin, E. Gallo, F. Carotenuto, F. J. Cowie, G. R. Sivakoff, J. A. Tomsick, J. C. A. Miller-Jones, J. Crook-Mansour, J. K. Khaulsay, J. S. Bright, J. van den Eijnden, K. I. I. Koljonen, M. Del Santo, M. McCollough, N. Castro Segura, P. Casella, P. Gandhi, P. Saikia, R. Fender, R. M. Plotkin, R. Rao, R. Soria, S. B. Markoff, S. Corbel, S. D. Vrtilek, S. Jones, S. Motta, T. D. Russell, T. Maccarone, W. Yu, X. Zhang

arxiv:2506.12387 v2 · 2025-06-14 · 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{FLL6TTLU4VDQGT34OI6VNRL2U5}

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	2026-07-05T11:54:31.337399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ad7e9cd74e547034f7c723d56c57aa7745f6c5e2349b03b650bdd73143f2aa4

Aliases

arxiv: 2506.12387 · arxiv_version: 2506.12387v2 · doi: 10.48550/arxiv.2506.12387 · pith_short_12: FLL6TTLU4VDQ · pith_short_16: FLL6TTLU4VDQGT34 · pith_short_8: FLL6TTLU

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/FLL6TTLU4VDQGT34OI6VNRL2U5 \
  | 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: 2ad7e9cd74e547034f7c723d56c57aa7745f6c5e2349b03b650bdd73143f2aa4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6872526c1128eea199b5e502d9af6034698972e4558374581be784855f59de6e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-06-14T07:54:21Z",
    "title_canon_sha256": "ed43135a689cff05c211e94f700932ed58aa8ba7c360c98b320b82e034e1d199"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.12387",
    "kind": "arxiv",
    "version": 2
  }
}