Pith Number

pith:UCFAECZA

pith:2025:UCFAECZAZ6PQPQG5H7QAGJMXCS

not attested not anchored not stored refs pending

The polarimetric response of the Nan\c{c}ay Radio Telescope and its impact on precision pulsar timing

Aur\'elien Chalumeau, \'Eric G\'erard, Gilles Theureau, Isma\"el Cognard, Lucas Guillemot, Willem van Straten

arxiv:2505.04990 v2 · 2025-05-08 · astro-ph.HE · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UCFAECZAZ6PQPQG5H7QAGJMXCS}

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	2026-07-05T11:37:19.649506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a08a020b20cf9f07c0dd3fe00325971491f93f836ac6ca3f42f7c1b6139ab01a

Aliases

arxiv: 2505.04990 · arxiv_version: 2505.04990v2 · doi: 10.48550/arxiv.2505.04990 · pith_short_12: UCFAECZAZ6PQ · pith_short_16: UCFAECZAZ6PQPQG5 · pith_short_8: UCFAECZA

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/UCFAECZAZ6PQPQG5H7QAGJMXCS \
  | 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: a08a020b20cf9f07c0dd3fe00325971491f93f836ac6ca3f42f7c1b6139ab01a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56098040c1331f3ef6ce9ed3869b67938c0683c6bdaa5074dbbe9d04341a7eed",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-05-08T06:53:20Z",
    "title_canon_sha256": "8019abab99eedde8dd942f55fb2e8aab713eedadec0cbc042672117fda6b35db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.04990",
    "kind": "arxiv",
    "version": 2
  }
}