Pith Number

pith:6UEVYYUU

pith:2008:6UEVYYUUSWCANKWIPOE4HXV5QB

not attested not anchored not stored refs pending

Calculation of the Local Standard of Rest from 20,574 Local Stars in the New Hipparcos Reduction with Known Radial Velocities

Charles Francis, Erik Anderson

arxiv:0812.4032 v2 · 2008-12-21 · 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{6UEVYYUUSWCANKWIPOE4HXV5QB}

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	2026-07-04T15:41:31.636470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5095c6294958406aac87b89c3debd805fd00401bee0ade3e6ba3d79b4264718

Aliases

arxiv: 0812.4032 · arxiv_version: 0812.4032v2 · doi: 10.48550/arxiv.0812.4032 · pith_short_12: 6UEVYYUUSWCA · pith_short_16: 6UEVYYUUSWCANKWI · pith_short_8: 6UEVYYUU

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/6UEVYYUUSWCANKWIPOE4HXV5QB \
  | 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: f5095c6294958406aac87b89c3debd805fd00401bee0ade3e6ba3d79b4264718

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c71f7182a35b92e0c1157e8a33afdead90343b8620255099e40d0a1b80d20576",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-12-21T14:41:48Z",
    "title_canon_sha256": "8ed6eca0351bf3a3a879ba3311495db77698a8fc7a90ed6cfae350482ca144fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.4032",
    "kind": "arxiv",
    "version": 2
  }
}