Pith Number

pith:PYXHBQCP

pith:2022:PYXHBQCPDLXKKSHKXU3PCKY24U

not attested not anchored not stored refs pending

The Mouse that Squeaked: A small flare from Proxima Cen observed in the millimeter, optical, and soft X-ray with Chandra and ALMA

Allison Youngblood, Alycia J. Weinberger, Andrew Zic, David J. Wilner, Evgenya L. Shkolnik, Isaiah Tristan, Jan Forbrich, Meredith A. MacGregor, Rachel Osten, R. O. Parke Loyd, Steven R. Cranmer, Thomas Barclay, Ward S. Howard

arxiv:2209.05490 v1 · 2022-09-12 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PYXHBQCPDLXKKSHKXU3PCKY24U}

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	2026-07-05T05:10:13.362299Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e2e70c04f1aeea548eabd36f12b1ae50c1d4aedc238b4f05c5cd10d1cc16b26

Aliases

arxiv: 2209.05490 · arxiv_version: 2209.05490v1 · doi: 10.48550/arxiv.2209.05490 · pith_short_12: PYXHBQCPDLXK · pith_short_16: PYXHBQCPDLXKKSHK · pith_short_8: PYXHBQCP

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/PYXHBQCPDLXKKSHKXU3PCKY24U \
  | 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: 7e2e70c04f1aeea548eabd36f12b1ae50c1d4aedc238b4f05c5cd10d1cc16b26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd7143c75ef659af1996b8ca64e15f53d1254f6372c5a878604172a4c8c8f20a",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-09-12T18:00:00Z",
    "title_canon_sha256": "0b9b2383575e76fa7572a0fc16e2c2761ef1c9e5ce8db447b5fd0539d5a0dc96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.05490",
    "kind": "arxiv",
    "version": 1
  }
}