Pith Number

pith:G7RQ3HN2

pith:2014:G7RQ3HN2UZZFKBH5UWOPCQYXSG

not attested not anchored not stored refs pending

The Herschel Exploitation of Local Galaxy Andromeda (HELGA): IV. Dust scaling relations at sub-kpc resolution

A. Boselli, A. Tamm, D. Thilker, E. Tempel, G. Gentile, G.J. Bendo, I. De Looze, J.A.D.L. Blommaert, J. Fritz, J. Verstappen, L. Ciesla, L. Cortese, L. Spinoglio, M. Baes, M. Boquien, M.W.L. Smith, O. \L. Karczewski, S. Viaene, T. Jarrett, T.M. Hughes, W.K. Gear

arxiv:1403.4272 v4 · 2014-03-17 · 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{G7RQ3HN2UZZFKBH5UWOPCQYXSG}

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	2026-05-18T02:43:36.236897Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37e30d9dbaa6725504fda59cf1431791a4eb749f8fe3565fdb01d71eb86a3eff

Aliases

arxiv: 1403.4272 · arxiv_version: 1403.4272v4 · doi: 10.48550/arxiv.1403.4272 · pith_short_12: G7RQ3HN2UZZF · pith_short_16: G7RQ3HN2UZZFKBH5 · pith_short_8: G7RQ3HN2

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/G7RQ3HN2UZZFKBH5UWOPCQYXSG \
  | 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: 37e30d9dbaa6725504fda59cf1431791a4eb749f8fe3565fdb01d71eb86a3eff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4021d7c8c39e94ea4fbb039fdd7c313a9a8bdc8d4e76bb3b8efdd958e841e966",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-03-17T21:00:01Z",
    "title_canon_sha256": "38f6dcc56c01ec10934d3984286522200f31cf9614c5b6cd448f7880010cc7ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.4272",
    "kind": "arxiv",
    "version": 4
  }
}