Pith Number

pith:6XUVDWSQ

pith:2018:6XUVDWSQBOSWBQE4YF2UGBEVSF

not attested not anchored not stored refs pending

Robust distributed calibration of radio interferometers with direction dependent distortions

Andr\'e Ferrari, Mohammed Nabil El Korso, Pascal Larzabal, R\'emy Boyer, Virginie Ollier

arxiv:1807.11738 v1 · 2018-07-31 · astro-ph.IM · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6XUVDWSQBOSWBQE4YF2UGBEVSF}

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	2026-05-18T00:09:21.257937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5e951da500ba560c09cc1754304959158ade03b316a4cfa45b22331c2705bcd

Aliases

arxiv: 1807.11738 · arxiv_version: 1807.11738v1 · doi: 10.48550/arxiv.1807.11738 · pith_short_12: 6XUVDWSQBOSW · pith_short_16: 6XUVDWSQBOSWBQE4 · pith_short_8: 6XUVDWSQ

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/6XUVDWSQBOSWBQE4YF2UGBEVSF \
  | 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: f5e951da500ba560c09cc1754304959158ade03b316a4cfa45b22331c2705bcd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ccce5288115687cf685254876215858c9b4cbfa1d548bb0b9aa5c31a6d205c26",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-07-31T10:09:08Z",
    "title_canon_sha256": "58264d17088c61a13a6ed57cba5eee71030eea49c12d0c88dc5409a929cf6040"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.11738",
    "kind": "arxiv",
    "version": 1
  }
}