Pith Number

pith:4LVU3UPC

pith:2018:4LVU3UPCKWAXPGXZDV2SZIJIMB

not attested not anchored not stored refs pending

Distances to the globular clusters 47 Tucanae and NGC 362 using Gaia DR2 parallaxes

Harvey Richer, Ilaria Caiazzo, Jeremy Heyl, Seery Chen

arxiv:1807.07089 v2 · 2018-07-18 · 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{4LVU3UPCKWAXPGXZDV2SZIJIMB}

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.

Cited by

1 paper in Pith

New Way to Date Globular Clusters: Brown Dwarf Cooling Sequences

Receipt and verification

First computed	2026-05-18T00:00:51.984057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2eb4dd1e25581779af91d752ca1286049929cbddca08ffc74c144468a8648e7

Aliases

arxiv: 1807.07089 · arxiv_version: 1807.07089v2 · doi: 10.48550/arxiv.1807.07089 · pith_short_12: 4LVU3UPCKWAX · pith_short_16: 4LVU3UPCKWAXPGXZ · pith_short_8: 4LVU3UPC

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/4LVU3UPCKWAXPGXZDV2SZIJIMB \
  | 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: e2eb4dd1e25581779af91d752ca1286049929cbddca08ffc74c144468a8648e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df684912b6fb30b6be1c52cedc5d68326d8b78b057d01b03fcf95564fecb9649",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-18T18:09:40Z",
    "title_canon_sha256": "9a24e3954aeab230cf3207674077875f3fcb45104f88ea63fe8cee14d3279fff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.07089",
    "kind": "arxiv",
    "version": 2
  }
}