Pith Number

pith:7MQWSNR6

pith:2019:7MQWSNR6KVY25BQAJOK23FQRPM

not attested not anchored not stored refs pending

A LOFAR-IRAS cross-match study: the far-infrared radio correlation and the 150-MHz luminosity as a star-formation rate

D. Farrah, D.J.B. Smith, F. Gao, G. Calistro-Rivera, G. Gurkan, H.J.A. Rottgering, I. McCheyne, I. Prandoni, J. Sabater, K. J. Duncan, K. T. Chyzy, L. Wang, M. Bonato, M.J.Hardcastle, M. Rowan-Robinson, S. C. Read, T. W. Shimwell, W.L. Williams

arxiv:1909.04489 v1 · 2019-09-10 · 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{7MQWSNR6KVY25BQAJOK23FQRPM}

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	2026-07-05T00:17:14.561667Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb2169363e5571ae86004b95ad96117b22f79c95d4b95d9f6c62eac793fe044a

Aliases

arxiv: 1909.04489 · arxiv_version: 1909.04489v1 · doi: 10.48550/arxiv.1909.04489 · pith_short_12: 7MQWSNR6KVY2 · pith_short_16: 7MQWSNR6KVY25BQA · pith_short_8: 7MQWSNR6

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/7MQWSNR6KVY25BQAJOK23FQRPM \
  | 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: fb2169363e5571ae86004b95ad96117b22f79c95d4b95d9f6c62eac793fe044a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08503d4e24bdc49bf6916f2fff3fccd9fa0628023a1ee6fb08ff24668fd1f6d3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-09-10T14:00:34Z",
    "title_canon_sha256": "b17d2c37c29b809b7249c71d17f34024d54458db1eb19180fea2db9c8dc9eae7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.04489",
    "kind": "arxiv",
    "version": 1
  }
}