Pith Number

pith:K6DHY56A

pith:2009:K6DHY56ALW6CWY44ELFC6QIDGL

not attested not anchored not stored refs pending

An application of Galactic parallax: the distance to the tidal stream GD-1

Andy Eyre

arxiv:0912.1896 v1 · 2009-12-10 · 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{K6DHY56ALW6CWY44ELFC6QIDGL}

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	2026-05-18T02:33:56.990340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57867c77c05dbc2b639c22ca2f410332ed1c6e5737b2320cfad8d59848d92853

Aliases

arxiv: 0912.1896 · arxiv_version: 0912.1896v1 · doi: 10.48550/arxiv.0912.1896 · pith_short_12: K6DHY56ALW6C · pith_short_16: K6DHY56ALW6CWY44 · pith_short_8: K6DHY56A

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/K6DHY56ALW6CWY44ELFC6QIDGL \
  | 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: 57867c77c05dbc2b639c22ca2f410332ed1c6e5737b2320cfad8d59848d92853

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf6eadd79a5b0d46d2c522dc0296ba983cd9986bf9dc59397adeac01ad308050",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-12-10T01:55:02Z",
    "title_canon_sha256": "f691bb50f8e9998a8f42179f9e346de42c9d5bfb918ea5bd853b069c07b28090"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.1896",
    "kind": "arxiv",
    "version": 1
  }
}