Pith Number

pith:WJMP35EL

pith:2022:WJMP35ELSBTFKQESW26O5R7GCH

not attested not anchored not stored refs pending

The high energy spectrum of Proxima Centauri simultaneously observed at X-ray and FUV wavelengths

A. Garc\'ia Mu\~noz, A. Zisik, B. Fuhrmeister, J. H. M. M. Schmitt, J. Robrade, K. France, P. C. Schneider, P. Predehl, S. Czesla

arxiv:2204.09270 v1 · 2022-04-20 · astro-ph.SR · astro-ph.EP · 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{WJMP35ELSBTFKQESW26O5R7GCH}

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	2026-07-05T04:45:19.800280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b258fdf48b9066554092b6bceec7e611eb4ac89291bfa0318ee1c980505cf956

Aliases

arxiv: 2204.09270 · arxiv_version: 2204.09270v1 · doi: 10.48550/arxiv.2204.09270 · pith_short_12: WJMP35ELSBTF · pith_short_16: WJMP35ELSBTFKQES · pith_short_8: WJMP35EL

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/WJMP35ELSBTFKQESW26O5R7GCH \
  | 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: b258fdf48b9066554092b6bceec7e611eb4ac89291bfa0318ee1c980505cf956

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d244a722fc846bc309d004b01816d5b23fb6bed549c53256e4f4e62115959c36",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-04-20T07:25:58Z",
    "title_canon_sha256": "82fee195db82b2739d6495488c59f3e3934c5cc1afe6971dcb2170e02ee25eb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.09270",
    "kind": "arxiv",
    "version": 1
  }
}