Pith Number

pith:34ZBCTKZ

pith:2015:34ZBCTKZ5A6452DKRLCM5CA262

not attested not anchored not stored refs pending

What can Gaia proper motions tell us about Milky Way dwarf galaxies?

Amina Helmi, Maarten Breddels (Kapteyn Astronomical Institute, Shoko Jin, University of Groningen)

arxiv:1502.01215 v1 · 2015-02-04 · 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{34ZBCTKZ5A6452DKRLCM5CA262}

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	2026-05-18T02:27:57.727176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df32114d59e83dcee86a8ac4ce881af6b649fafe970db7f36f6d79d79dd58e5d

Aliases

arxiv: 1502.01215 · arxiv_version: 1502.01215v1 · doi: 10.48550/arxiv.1502.01215 · pith_short_12: 34ZBCTKZ5A64 · pith_short_16: 34ZBCTKZ5A6452DK · pith_short_8: 34ZBCTKZ

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/34ZBCTKZ5A6452DKRLCM5CA262 \
  | 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: df32114d59e83dcee86a8ac4ce881af6b649fafe970db7f36f6d79d79dd58e5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e63ed825aec1d4c6c7635e83f7ea118784bd51da6b3061a2cca7d5ae5c8c1ec9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-02-04T14:47:56Z",
    "title_canon_sha256": "44347cc91baf12f82670e2fd07ea592ab8998e82688801f7556593d78a4fb788"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.01215",
    "kind": "arxiv",
    "version": 1
  }
}