Pith Number

pith:66WIMRZR

pith:2016:66WIMRZRRKS4ZIOU4QYNXTSOVM

not attested not anchored not stored refs pending

The systematic spectral analysis of radio surveys

Jeremy J. Harwood, Raffaella Morganti

arxiv:1603.04449 v1 · 2016-03-14 · astro-ph.IM · 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{66WIMRZRRKS4ZIOU4QYNXTSOVM}

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	2026-05-18T01:16:29.182400Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7ac8647318aa5cca1d4e430dbce4eab05ba30647874886952f7cfa77e195e28

Aliases

arxiv: 1603.04449 · arxiv_version: 1603.04449v1 · doi: 10.48550/arxiv.1603.04449 · pith_short_12: 66WIMRZRRKS4 · pith_short_16: 66WIMRZRRKS4ZIOU · pith_short_8: 66WIMRZR

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/66WIMRZRRKS4ZIOU4QYNXTSOVM \
  | 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: f7ac8647318aa5cca1d4e430dbce4eab05ba30647874886952f7cfa77e195e28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbeea5469130b26dee83d92fec07a710999b8a7311ba54704d43b8701285d4a4",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-03-14T20:01:23Z",
    "title_canon_sha256": "4adb2c18f188ebe72f5932e63cca3ffeb520d4327714d343405d09dad6472330"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.04449",
    "kind": "arxiv",
    "version": 1
  }
}