Pith Number

pith:2REKVA6J

pith:2025:2REKVA6JF7CZMEAGT62AK7E47I

not attested not anchored not stored refs pending

An Updated Repository of Sub-mJy Extragalactic Source-Count Measurements in the Radio Domain

Andrea Lapi, Marika Giulietti, Meriem Behiri, Vincenzo Galluzzi

arxiv:2504.00192 v1 · 2025-03-31 · astro-ph.GA · 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{2REKVA6JF7CZMEAGT62AK7E47I}

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.

Cited by

1 paper in Pith

Quantum signatures in black hole accretion: Pair production in dynamical magnetic fields

Receipt and verification

First computed	2026-07-05T10:42:21.687384Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d448aa83c92fc59610069fb4057c9cfa2bb2f7f75bc02d81951bea2bbc749a6a

Aliases

arxiv: 2504.00192 · arxiv_version: 2504.00192v1 · doi: 10.48550/arxiv.2504.00192 · pith_short_12: 2REKVA6JF7CZ · pith_short_16: 2REKVA6JF7CZMEAG · pith_short_8: 2REKVA6J

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/2REKVA6JF7CZMEAGT62AK7E47I \
  | 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: d448aa83c92fc59610069fb4057c9cfa2bb2f7f75bc02d81951bea2bbc749a6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32fcccffc9cf22dd9a19fb954e40829d59debf02916a856f6ac2ea22f78c5b73",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-03-31T20:00:51Z",
    "title_canon_sha256": "21c4f797f9fd92ebc338228e6be64916d5b3caa779a98df17d04570a58145f01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.00192",
    "kind": "arxiv",
    "version": 1
  }
}