Pith Number

pith:2I5HFHCV

pith:2021:2I5HFHCVCSO34OWJQ5ESBSXJBQ

not attested not anchored not stored refs pending

Simultaneous broadband radio and optical emission of meteor trains imaged by LOFAR / AARTFAAC and CAMS

Carl Johannink, Cees Bassa, Felix Bettonvil, Mark Kuiack, Peter Jenniskens, Ralph Wijers, Richard Fallows, Tammo Jan Dijkema

arxiv:2111.09742 v1 · 2021-11-18 · astro-ph.EP · physics.space-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2I5HFHCVCSO34OWJQ5ESBSXJBQ}

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	2026-07-05T03:33:15.008535Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d23a729c55149dbe3ac9874920cae90c33ac933b1dc5b33aa76aec14e696c272

Aliases

arxiv: 2111.09742 · arxiv_version: 2111.09742v1 · doi: 10.48550/arxiv.2111.09742 · pith_short_12: 2I5HFHCVCSO3 · pith_short_16: 2I5HFHCVCSO34OWJ · pith_short_8: 2I5HFHCV

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/2I5HFHCVCSO34OWJQ5ESBSXJBQ \
  | 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: d23a729c55149dbe3ac9874920cae90c33ac933b1dc5b33aa76aec14e696c272

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a72e4e720e3ac6e476872d143f8e6dffb285d15f7bc1dc2ecf9e21f90d1aafde",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-11-18T15:11:17Z",
    "title_canon_sha256": "a4beecdd8ab293c8c477b7e7bf5741ecbcbf71ca5c02a6bf45360fcc9af71718"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.09742",
    "kind": "arxiv",
    "version": 1
  }
}