Pith Number

pith:OT37CCXL

pith:2023:OT37CCXLB7VDUCSHDWVSWFRKP2

not attested not anchored not stored refs pending

On the cyclotron absorption line and evidence of the spectral transition in SMC X-2 during 2022 giant outburst

A. Sanna, B. Chhotaray, C. Maitra, C. Malacaria, G. K. Jaisawal, G. Vasilopoulos, K. C. Gendreau, M. Ng, S. Guillot, S. Naik

arxiv:2303.07225 v1 · 2023-03-13 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OT37CCXLB7VDUCSHDWVSWFRKP2}

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	2026-07-05T05:52:28.029233Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74f7f10aeb0fea3a0a471dab2b162a7eb8ecbeef7750a7bba260c52b7778b0e4

Aliases

arxiv: 2303.07225 · arxiv_version: 2303.07225v1 · doi: 10.48550/arxiv.2303.07225 · pith_short_12: OT37CCXLB7VD · pith_short_16: OT37CCXLB7VDUCSH · pith_short_8: OT37CCXL

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/OT37CCXLB7VDUCSHDWVSWFRKP2 \
  | 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: 74f7f10aeb0fea3a0a471dab2b162a7eb8ecbeef7750a7bba260c52b7778b0e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d0fa40a48868602cd71da7803d2dc599d702afb9f80b895cd693e13c1c256d1",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-03-13T15:58:46Z",
    "title_canon_sha256": "41dc425175a2ab533f8968e046f149b427c123d26b77da8cee0b56bcef64294c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.07225",
    "kind": "arxiv",
    "version": 1
  }
}