Pith Number

pith:TSTB4QDC

pith:2025:TSTB4QDC5B5RSF57EHWH5P25F3

not attested not anchored not stored refs pending

Unusual X-ray Oxygen Line Ratios of SN 1987A Arising From the Absorption of Galactic Hot Interstellar Medium

Emanuele Greco, Jacco Vink, Lei Sun, Marco Miceli, Ping Zhou, Salvatore Orlando, Yang Chen, Yiping Li

arxiv:2501.18091 v2 · 2025-01-30 · 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{TSTB4QDC5B5RSF57EHWH5P25F3}

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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.

Cited by

1 paper in Pith

Studying the multi-phase interstellar medium in the Large Magellanic Cloud with SRG/eROSITA -- I. Analysis of diffuse X-ray emission

Receipt and verification

First computed	2026-07-05T10:33:43.475240Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ca61e4062e87b1917bf21ec7ebf5d2ee76c71fce7717ff1234d99e396af13bf

Aliases

arxiv: 2501.18091 · arxiv_version: 2501.18091v2 · doi: 10.48550/arxiv.2501.18091 · pith_short_12: TSTB4QDC5B5R · pith_short_16: TSTB4QDC5B5RSF57 · pith_short_8: TSTB4QDC

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/TSTB4QDC5B5RSF57EHWH5P25F3 \
  | 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: 9ca61e4062e87b1917bf21ec7ebf5d2ee76c71fce7717ff1234d99e396af13bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "760aaf2457b60688d871ac07001a9e8e7773571b2e88c8be7e94e1c41d5eaa96",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-01-30T02:02:59Z",
    "title_canon_sha256": "8b2d54fd5458004104da7c9b401781cfd3394619ee9f8671e07d9f3e8d2e1651"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.18091",
    "kind": "arxiv",
    "version": 2
  }
}