Pith Number

pith:HRIS4ATC

pith:2015:HRIS4ATCMTSPCJLRFQCLPFN4XQ

not attested not anchored not stored refs pending

The impact of the ionosphere on ground-based detection of the global Epoch of Reionisation signal

David Emrich, David Kenney, Franz Schlagenhaufer, Jonathan Tickner, Marcin Sokolowski, Mark Waterson, Randall B. Wayth, Shantanu Padhi, Steven E. Tremblay, Steven J. Tingay

arxiv:1509.06125 v1 · 2015-09-21 · astro-ph.IM · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HRIS4ATCMTSPCJLRFQCLPFN4XQ}

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	2026-05-18T01:29:20.434224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c512e026264e4f125712c04b795bcbc05587adb4de4968484eb91f0dd44c5f9

Aliases

arxiv: 1509.06125 · arxiv_version: 1509.06125v1 · doi: 10.48550/arxiv.1509.06125 · pith_short_12: HRIS4ATCMTSP · pith_short_16: HRIS4ATCMTSPCJLR · pith_short_8: HRIS4ATC

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/HRIS4ATCMTSPCJLRFQCLPFN4XQ \
  | 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: 3c512e026264e4f125712c04b795bcbc05587adb4de4968484eb91f0dd44c5f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de51c10b3a63e963c010719c9e489dfe58d2f6b4874663253087010635732f2d",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-09-21T07:11:29Z",
    "title_canon_sha256": "f5d870a16e2f37ffde90e4a4ba3c0dab38e734be9801692749792e1f74b7e1dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.06125",
    "kind": "arxiv",
    "version": 1
  }
}