Pith Number

pith:H4P43JOY

pith:2022:H4P43JOYIC7HNXJB3LYWE6EZTG

not attested not anchored not stored refs pending

Possible discovery of Calvera's supernova remnant

A. Botteon, C. G. Bassa, C. Tasse, J. A. Sturm, J. Vink, J. W. T. Hessels, M. Arias, M. J. Hardcastle, M. M. Slob, N. C. M. A. Theijssen, Q. Bosschaart, R. J. van Weeren, R. S. Dullaart, S. P. O'Sullivan, S. van der Jagt, T. Shimwell

arxiv:2207.14141 v1 · 2022-07-28 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H4P43JOYIC7HNXJB3LYWE6EZTG}

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

The Treble Clef radio phoenix and its old nonthermal filaments

Receipt and verification

First computed	2026-07-05T05:16:21.748334Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f1fcda5d840be76dd21daf162789999a972bf5d2f626cdb10176728342fad7a

Aliases

arxiv: 2207.14141 · arxiv_version: 2207.14141v1 · doi: 10.48550/arxiv.2207.14141 · pith_short_12: H4P43JOYIC7H · pith_short_16: H4P43JOYIC7HNXJB · pith_short_8: H4P43JOY

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/H4P43JOYIC7HNXJB3LYWE6EZTG \
  | 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: 3f1fcda5d840be76dd21daf162789999a972bf5d2f626cdb10176728342fad7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee74698a0e8424c016cd4d60fb7661663725d880aa485300901db8b55bb9fb6f",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-07-28T15:02:11Z",
    "title_canon_sha256": "a455353dabfec7ece5681ca534b9548050cb2368fb52c898df76b8e0ea74f8df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.14141",
    "kind": "arxiv",
    "version": 1
  }
}