Pith Number

pith:VXA76HHV

pith:2025:VXA76HHVO5QEG5RCZ5FJWG53X6

not attested not anchored not stored refs pending

The low-frequency flattening of the radio spectrum of giant HII regions in M 101

A. Basu, B. Adebahr, C. Horellou, D.J. Bomans, D. Vohl, F. De Gasperin, H. D\'enes, H. W. Edler, L. Gajovi\'c, M. Br\"uggen, M. We\.zgowiec, T. Pasini, V. Heesen

arxiv:2502.08713 v1 · 2025-02-12 · 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{VXA76HHVO5QEG5RCZ5FJWG53X6}

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	2026-07-05T10:13:28.865739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adc1ff1cf57760437622cf4a9b1bbbbf83c395bfd5afddd3ee7362a46be82700

Aliases

arxiv: 2502.08713 · arxiv_version: 2502.08713v1 · doi: 10.48550/arxiv.2502.08713 · pith_short_12: VXA76HHVO5QE · pith_short_16: VXA76HHVO5QEG5RC · pith_short_8: VXA76HHV

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/VXA76HHVO5QEG5RCZ5FJWG53X6 \
  | 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: adc1ff1cf57760437622cf4a9b1bbbbf83c395bfd5afddd3ee7362a46be82700

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7ffefe752d42ea25405558ecb76d852df33a7c687919e2355740e6ba367d55b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-02-12T19:00:02Z",
    "title_canon_sha256": "fc2cc46f0c501b0b191bb539a55ccf236f21d713d235b16350b5952a760cece5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.08713",
    "kind": "arxiv",
    "version": 1
  }
}