Pith Number

pith:KZDWOSGU

pith:2006:KZDWOSGU4GD7L7YPMSRU24SDBR

not attested not anchored not stored refs pending

Circumstellar discs in the young sigma Orionis cluster

J.M. Oliveira, J.Th. van Loon, M.T. Rushton (Keele University), R.D. Jeffries

arxiv:astro-ph/0603262 v1 · 2006-03-10 · 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{KZDWOSGU4GD7L7YPMSRU24SDBR}

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	2026-07-04T16:58:23.873633Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56476748d4e187f5ff0f64a34d72430c514d0910e388a1ff2316094267ea9ca2

Aliases

arxiv: astro-ph/0603262 · arxiv_version: astro-ph/0603262v1 · doi: 10.48550/arxiv.astro-ph/0603262 · pith_short_12: KZDWOSGU4GD7 · pith_short_16: KZDWOSGU4GD7L7YP · pith_short_8: KZDWOSGU

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/KZDWOSGU4GD7L7YPMSRU24SDBR \
  | 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: 56476748d4e187f5ff0f64a34d72430c514d0910e388a1ff2316094267ea9ca2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b581cedf344716a3d4c11bc1d694fe4b91f58d8bdcebfa36da8633c763eb34d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-03-10T10:52:12Z",
    "title_canon_sha256": "8eab618ff31db126277fa9a945a91be5c80f09cf2877429a880dc693e872d7c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0603262",
    "kind": "arxiv",
    "version": 1
  }
}