Pith Number

pith:Q22KU3EL

pith:2015:Q22KU3ELLZJCLOVUMQCGT4GKKP

not attested not anchored not stored refs pending

The VMC Survey - XIV. First results on the look-back time star-formation rate tomography of the Small Magellanic Cloud

Alessandro Bressan, Andres E. Piatti, Benjamin L. Tatton, Gisella Clementini, Jacco Th. van Loon, Jim P. Emerson, Kenji Bekki, Leandro Kerber, Leo Girardi, Marcella Marconi, Maria-Ida Moretti, Maria-Rosa L. Cioni, Martin A.T. Groenewegen, Paola Marigo, Richard de Grijs, Simone Zaggia, Smitha Subramanian, Stefano Rubele, Valentin D. Ivanov, Vincenzo Ripepi

arxiv:1501.05347 v1 · 2015-01-21 · astro-ph.SR · 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{Q22KU3ELLZJCLOVUMQCGT4GKKP}

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	2026-05-18T01:41:09.463350Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86b4aa6c8b5e5225bab4640469f0ca53ecc336c9dc80ee6eec1721c61ae3cd0a

Aliases

arxiv: 1501.05347 · arxiv_version: 1501.05347v1 · doi: 10.48550/arxiv.1501.05347 · pith_short_12: Q22KU3ELLZJC · pith_short_16: Q22KU3ELLZJCLOVU · pith_short_8: Q22KU3EL

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/Q22KU3ELLZJCLOVUMQCGT4GKKP \
  | 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: 86b4aa6c8b5e5225bab4640469f0ca53ecc336c9dc80ee6eec1721c61ae3cd0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd13b281466774bafd7e5ce38a67bee5564c04f28fe1c244a7dbe277a1f2ae5a",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-01-21T23:05:33Z",
    "title_canon_sha256": "0e02224c18696b19c38d5035616d19d5159ce8fa8ccc5d3f153684507e437dea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.05347",
    "kind": "arxiv",
    "version": 1
  }
}