Pith Number

pith:RAYV6RPM

pith:2009:RAYV6RPM3YWLHH752ZWN3F54LD

not attested not anchored not stored refs pending

Radio astrometry with chromatic AGN core positions

R. W. Porcas (MPIfR)

arxiv:0909.0933 v1 · 2009-09-04 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RAYV6RPM3YWLHH752ZWN3F54LD}

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.

Cited by

1 paper in Pith

Gaia parallax bias via spherical harmonics: A Python tool and discussion of possible causes

Receipt and verification

First computed	2026-05-18T02:11:59.627306Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88315f45ecde2cb39ffdd66cdd97bc58f195ef3c2d6ff5620e8aecf0c40843ee

Aliases

arxiv: 0909.0933 · arxiv_version: 0909.0933v1 · doi: 10.48550/arxiv.0909.0933 · pith_short_12: RAYV6RPM3YWL · pith_short_16: RAYV6RPM3YWLHH75 · pith_short_8: RAYV6RPM

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/RAYV6RPM3YWLHH752ZWN3F54LD \
  | 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: 88315f45ecde2cb39ffdd66cdd97bc58f195ef3c2d6ff5620e8aecf0c40843ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4ccdef7a70e2c18d49cf301e9dfe0b267a2f373279703936a34445aa66cfb46",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2009-09-04T18:26:33Z",
    "title_canon_sha256": "4eaf4c50f52d55f42fd348991ed59718674c1f2aa93dd2d19ee8da87d9c7f0ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.0933",
    "kind": "arxiv",
    "version": 1
  }
}