Pith Number

pith:QNJ4IY4Q

pith:2023:QNJ4IY4QJRHQ3MOT2I4ACF2ICH

not attested not anchored not stored refs pending

Contemporaneous Observations of $H\alpha$ Luminosities and Photometric Amplitudes for M Dwarfs

Abigail Burrows, Aurora Y. Kesseli, Aylin Garc\'ia Soto, Elisabeth R. Newton, Stephanie T. Douglas

arxiv:2304.02543 v1 · 2023-04-05 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QNJ4IY4QJRHQ3MOT2I4ACF2ICH}

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	2026-07-05T06:00:09.121029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8353c463904c4f0db1d3d23801174811c6a6c0ef973631474bcdf7e423714149

Aliases

arxiv: 2304.02543 · arxiv_version: 2304.02543v1 · doi: 10.48550/arxiv.2304.02543 · pith_short_12: QNJ4IY4QJRHQ · pith_short_16: QNJ4IY4QJRHQ3MOT · pith_short_8: QNJ4IY4Q

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/QNJ4IY4QJRHQ3MOT2I4ACF2ICH \
  | 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: 8353c463904c4f0db1d3d23801174811c6a6c0ef973631474bcdf7e423714149

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebb4e59f680ef29b4edc8a8ed50fbb7ab6d1d2d4a2ce93f6fad810fda6a1304a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-04-05T16:04:15Z",
    "title_canon_sha256": "437470b6429bc8974efa776d141663906637461ea93c24256f2476f4ae834169"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.02543",
    "kind": "arxiv",
    "version": 1
  }
}