Pith Number

pith:EP6NOUY4

pith:2018:EP6NOUY44PGW7SLPIFUADSHXQQ

not attested not anchored not stored refs pending

Scratching the surface with TGAS and RAVE: disk moving groups in the Solar neighborhood

Amina Helmi, Helmer H. Koppelman, Jovan Veljanoski, Lorenzo Posti, Titania Virginiflosia

arxiv:1804.07530 v2 · 2018-04-20 · 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{EP6NOUY44PGW7SLPIFUADSHXQQ}

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	2026-05-18T00:17:32.625446Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23fcd7531ce3cd6fc96f416801c8f7842b71510c6d1b04af58d1371dc4e1aee7

Aliases

arxiv: 1804.07530 · arxiv_version: 1804.07530v2 · doi: 10.48550/arxiv.1804.07530 · pith_short_12: EP6NOUY44PGW · pith_short_16: EP6NOUY44PGW7SLP · pith_short_8: EP6NOUY4

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/EP6NOUY44PGW7SLPIFUADSHXQQ \
  | 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: 23fcd7531ce3cd6fc96f416801c8f7842b71510c6d1b04af58d1371dc4e1aee7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39eec038499783d485f8db86c0621c7b4791b51c1ffb1f080d909708838cc769",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-04-20T10:08:50Z",
    "title_canon_sha256": "10425e37ed3fd18ded7b8680a3abebf0946a45412671d3ea4e7d0164c341075e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07530",
    "kind": "arxiv",
    "version": 2
  }
}