Pith Number

pith:4TBZ63G7

pith:2009:4TBZ63G72MMTFVBJESS6SYKPVR

not attested not anchored not stored refs pending

A Detailed Study of the Lobes of Eleven Powerful Radio Galaxies

Christopher Altenderfer, Christopher P. O'Dea, Justin McKane, Matthew P. Mory, Michael Beury, Preeti Kharb, Ruth A. Daly, Stefi A. Baum

arxiv:0912.3499 v1 · 2009-12-17 · 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{4TBZ63G72MMTFVBJESS6SYKPVR}

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	2026-05-18T02:33:56.140380Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4c39f6cdfd31932d42924a5e9614fac59e9f5212c14833438db8aff945ce52a

Aliases

arxiv: 0912.3499 · arxiv_version: 0912.3499v1 · doi: 10.48550/arxiv.0912.3499 · pith_short_12: 4TBZ63G72MMT · pith_short_16: 4TBZ63G72MMTFVBJ · pith_short_8: 4TBZ63G7

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/4TBZ63G72MMTFVBJESS6SYKPVR \
  | 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: e4c39f6cdfd31932d42924a5e9614fac59e9f5212c14833438db8aff945ce52a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd9c36199887c6403f08df1c639efd8e8e3445d778f06fb563ecd715e921fd7e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-12-17T19:22:50Z",
    "title_canon_sha256": "983fe69cc911e79794109da4eb8c5792be4fcbcefe8eef406c6086581d6d4cd4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.3499",
    "kind": "arxiv",
    "version": 1
  }
}