Pith Number

pith:SUO3WADO

pith:2009:SUO3WADORMS4WE5JY2OYPFC662

not attested not anchored not stored refs pending

The Long-Lived Disks in the Eta Chamaeleontis Cluster

A.G.G.M. Tielens, A. Juhasz, A. Sicilia-Aguilar, B. Acke, E.D. Feigelson, G. Meeus, J. Bouwman, L. Decin, Th. Henning, V. Roccatagliata, W.A. Lawson

arxiv:0906.3365 v1 · 2009-06-18 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SUO3WADORMS4WE5JY2OYPFC662}

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	2026-05-18T04:29:42.694208Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

951dbb006e8b25cb13a9c69d87945ef6b76e04308d437a5e0a8af762ad2a0fef

Aliases

arxiv: 0906.3365 · arxiv_version: 0906.3365v1 · doi: 10.48550/arxiv.0906.3365 · pith_short_12: SUO3WADORMS4 · pith_short_16: SUO3WADORMS4WE5J · pith_short_8: SUO3WADO

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/SUO3WADORMS4WE5JY2OYPFC662 \
  | 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: 951dbb006e8b25cb13a9c69d87945ef6b76e04308d437a5e0a8af762ad2a0fef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "865d51b447e6527fc52f253f217274d5c74df67ef3037879aadd8e6262044200",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-06-18T07:46:50Z",
    "title_canon_sha256": "339d8c743cd214061184ab3258b93e7b1e97b6b5ca2af9a3a26a60d9dd1b92e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.3365",
    "kind": "arxiv",
    "version": 1
  }
}