Pith Number

pith:R2YBSCM5

pith:2009:R2YBSCM5ADRFXP7ZCUPFH6OHFH

not attested not anchored not stored refs pending

The Chandra View of Nearby X-shaped Radio Galaxies

Chi C. Cheung, Christopher S. Reynolds, Edmund Hodges-Kluck, M. Coleman Miller

arxiv:0912.3001 v1 · 2009-12-15 · astro-ph.HE · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R2YBSCM5ADRFXP7ZCUPFH6OHFH}

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	2026-05-18T02:33:56.399404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8eb019099d00e25bbff9151e53f9c729db5daed3e5044fdd41baaa0970fd988c

Aliases

arxiv: 0912.3001 · arxiv_version: 0912.3001v1 · doi: 10.48550/arxiv.0912.3001 · pith_short_12: R2YBSCM5ADRF · pith_short_16: R2YBSCM5ADRFXP7Z · pith_short_8: R2YBSCM5

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/R2YBSCM5ADRFXP7ZCUPFH6OHFH \
  | 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: 8eb019099d00e25bbff9151e53f9c729db5daed3e5044fdd41baaa0970fd988c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0004da78b98ec026dd93c181a03e5cf42a923354748fd75c745c2aac8957a8d2",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-12-15T21:00:37Z",
    "title_canon_sha256": "310b27b3dbd0cdc92fc4c4316a9efba09dea5ff6cea4ab97d785a82075f55be1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.3001",
    "kind": "arxiv",
    "version": 1
  }
}