Pith Number

pith:N2PFQ4S2

pith:2019:N2PFQ4S2ADV3Z2N3XCNFZ7G7ZG

not attested not anchored not stored refs pending

Simulations of the polarized radio sky and predictions on the confusion limit in polarization for future radio surveys

A. Bonafede, F. Govoni, F. Loi, I. Prandoni, L. Feretti, M. Murgia, V. Vacca

arxiv:1902.05953 v1 · 2019-02-15 · 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{N2PFQ4S2ADV3Z2N3XCNFZ7G7ZG}

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	2026-05-17T23:52:35.896098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e9e58725a00ebbce9bbb89a5cfcdfc99539e1fdc80d810fe1864360b8b457f0

Aliases

arxiv: 1902.05953 · arxiv_version: 1902.05953v1 · doi: 10.48550/arxiv.1902.05953 · pith_short_12: N2PFQ4S2ADV3 · pith_short_16: N2PFQ4S2ADV3Z2N3 · pith_short_8: N2PFQ4S2

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/N2PFQ4S2ADV3Z2N3XCNFZ7G7ZG \
  | 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: 6e9e58725a00ebbce9bbb89a5cfcdfc99539e1fdc80d810fe1864360b8b457f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f964febbbf532bd2a0b78a7a1b180d89845aa2dfad0c4b2beb8be93a9f6ecf67",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-02-15T19:00:01Z",
    "title_canon_sha256": "22822e5b84d41bb0e2d3243a9944bcc9e72bd897fc35551588ae8b616cf63109"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.05953",
    "kind": "arxiv",
    "version": 1
  }
}