Pith Number

pith:RJR7VFMO

pith:2008:RJR7VFMOISORJ27ZD2FDANO5NN

not attested not anchored not stored refs pending

The Geneva-Copenhagen Survey of the Solar neighbourhood III. Improved distances, ages, and kinematics

B. Nordstr\"om, J. Andersen, J. Holmberg

arxiv:0811.3982 v1 · 2008-11-24 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RJR7VFMOISORJ27ZD2FDANO5NN}

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	2026-05-18T02:15:13.294732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a63fa958e449d14ebf91e8a3035dd6b64d50cc16943a6aa8273ca7e8d803fde

Aliases

arxiv: 0811.3982 · arxiv_version: 0811.3982v1 · doi: 10.48550/arxiv.0811.3982 · pith_short_12: RJR7VFMOISOR · pith_short_16: RJR7VFMOISORJ27Z · pith_short_8: RJR7VFMO

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/RJR7VFMOISORJ27ZD2FDANO5NN \
  | 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: 8a63fa958e449d14ebf91e8a3035dd6b64d50cc16943a6aa8273ca7e8d803fde

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5700b3a25ae9675397051c2496727fe71152bdf4932155314e2c84f771d197f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-11-24T21:24:30Z",
    "title_canon_sha256": "9392bbd1d7ab3e35088a784ffb90ff1b53e87744054ed9b771cb4702d9e2e3fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.3982",
    "kind": "arxiv",
    "version": 1
  }
}