Pith Number

pith:UB7CUFVG

pith:2006:UB7CUFVGKZ3FB7F5WG7RYOYA3B

not attested not anchored not stored refs pending

Outflows from the high-mass protostars NGC 7538 IRS1/2 observed with bispectrum speckle interferometry -- Signatures of flow precession

A. Rosen, D. Schertl, E. T. Young, G. Weigelt, K.-H. Hofmann, M. Elitzur, S. Kraus, Th. Preibisch, Y. Balega

arxiv:astro-ph/0604328 v3 · 2006-04-14 · 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{UB7CUFVGKZ3FB7F5WG7RYOYA3B}

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	2026-07-04T16:58:36.371751Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a07e2a16a6567650fcbdb1bf1c3b00d84fa0504703e352b1e72847682e94b36c

Aliases

arxiv: astro-ph/0604328 · arxiv_version: astro-ph/0604328v3 · doi: 10.48550/arxiv.astro-ph/0604328 · pith_short_12: UB7CUFVGKZ3F · pith_short_16: UB7CUFVGKZ3FB7F5 · pith_short_8: UB7CUFVG

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/UB7CUFVGKZ3FB7F5WG7RYOYA3B \
  | 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: a07e2a16a6567650fcbdb1bf1c3b00d84fa0504703e352b1e72847682e94b36c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e03e699df8cf11147cbca3ac2ae6c13efe8afb6199ced63acd89a8c9c9c1f0a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-04-14T15:47:17Z",
    "title_canon_sha256": "bb7a5de8de8399d67ebcc7822a74674a12e80fad9b9c41b328ecc0336a1b0f51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0604328",
    "kind": "arxiv",
    "version": 3
  }
}