Pith Number

pith:ALGAA6QD

pith:2017:ALGAA6QDA3B7I3OSM7GHETIBIJ

not attested not anchored not stored refs pending

Gaia 1 and 2. A pair of new Galactic star clusters

2), (2) Carnegie Mellon University), G. Torrealba (1) ((1) University of Cambridge, S. E. Koposov (1, V. Belokurov (1)

arxiv:1702.01122 v2 · 2017-02-03 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T00:41:17.947019Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02cc007a0306c3f46dd267cc724d0142579c365d6a08e1031a2434fbb7f35855

Aliases

arxiv: 1702.01122 · arxiv_version: 1702.01122v2 · doi: 10.48550/arxiv.1702.01122 · pith_short_12: ALGAA6QDA3B7 · pith_short_16: ALGAA6QDA3B7I3OS · pith_short_8: ALGAA6QD

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/ALGAA6QDA3B7I3OSM7GHETIBIJ \
  | 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: 02cc007a0306c3f46dd267cc724d0142579c365d6a08e1031a2434fbb7f35855

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8d62b80822d92c66ae69424406256c6c2ad31d7b5faa2c1ab049647a0b37575",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-02-03T19:00:07Z",
    "title_canon_sha256": "48f58f40d00a363c8045143f2ad1e1ccdbe499d9031484d1901e78145dbc1e85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.01122",
    "kind": "arxiv",
    "version": 2
  }
}