Pith Number

pith:LLIBGXHT

pith:2020:LLIBGXHTZYBOBBYTZVYEASBWRF

not attested not anchored not stored refs pending

Blasts from the Past: Supernova Shock Breakouts among X-Ray Transients in the XMM-Newton Archive

Dennis Alp, Josefin Larsson

arxiv:2004.09519 v2 · 2020-04-20 · 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{LLIBGXHTZYBOBBYTZVYEASBWRF}

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.

Cited by

1 paper in Pith

Multi-wavelength Constraints on the Transient EP250905a

Receipt and verification

First computed	2026-07-05T01:10:36.340135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ad0135cf3ce02e08713cd704048368971a77ef78413ce69eb63b36423e9db42

Aliases

arxiv: 2004.09519 · arxiv_version: 2004.09519v2 · doi: 10.48550/arxiv.2004.09519 · pith_short_12: LLIBGXHTZYBO · pith_short_16: LLIBGXHTZYBOBBYT · pith_short_8: LLIBGXHT

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/LLIBGXHTZYBOBBYTZVYEASBWRF \
  | 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: 5ad0135cf3ce02e08713cd704048368971a77ef78413ce69eb63b36423e9db42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcc5fec48ed839e8132e1e40bbbd7441586a9bb37d6cd049f303aac70a4c878f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-04-20T18:00:01Z",
    "title_canon_sha256": "6a2b03b0a861a4cd0511fb1b578d72b5d9c703f3cb26aa7c9e302faaf141ed14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.09519",
    "kind": "arxiv",
    "version": 2
  }
}