Pith Number

pith:H2IJGFSU

pith:2004:H2IJGFSUKZOTPTIWHXV5TIO4OL

not attested not anchored not stored refs pending

Jets from Sub-Parsec to Kiloparsec Scales: A Physical Connection

C.C. Cheung, C.M. Urry, F. Tavecchio, J.K. Gambill, L. Maraschi, R.M. Sambruna, R. Scarpa

arxiv:astro-ph/0406084 v1 · 2004-06-03 · 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{H2IJGFSUKZOTPTIWHXV5TIO4OL}

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	2026-07-04T16:43:54.680828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e90931654565d37cd163debd9a1dc72f65784135e57bb34a90682c54b579a1a

Aliases

arxiv: astro-ph/0406084 · arxiv_version: astro-ph/0406084v1 · doi: 10.48550/arxiv.astro-ph/0406084 · pith_short_12: H2IJGFSUKZOT · pith_short_16: H2IJGFSUKZOTPTIW · pith_short_8: H2IJGFSU

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/H2IJGFSUKZOTPTIWHXV5TIO4OL \
  | 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: 3e90931654565d37cd163debd9a1dc72f65784135e57bb34a90682c54b579a1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "422ff5c685f2d18e178a00d5ff1f197001df1b758547345d36d1a6e6548fa672",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-06-03T12:24:08Z",
    "title_canon_sha256": "7ea59f9b702883afd3a80d44ae33a35a3e463349b37f80004fb9214869270f6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0406084",
    "kind": "arxiv",
    "version": 1
  }
}