Pith Number

pith:RUT55HFV

pith:2007:RUT55HFVCBS355UE3TQUCN7V25

not attested not anchored not stored refs pending

SkyMapper and the Southern Sky Survey - a resource for the southern sky

B.P. Schmidt, M.S Bessell, S.C. Keller

arxiv:0704.1339 v1 · 2007-04-11 · 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{RUT55HFVCBS355UE3TQUCN7V25}

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	2026-05-18T02:16:31.917561Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d27de9cb51065bef684dce14137f5d75e1bed741a72fd0d51edd46e38da806a

Aliases

arxiv: 0704.1339 · arxiv_version: 0704.1339v1 · doi: 10.48550/arxiv.0704.1339 · pith_short_12: RUT55HFVCBS3 · pith_short_16: RUT55HFVCBS355UE · pith_short_8: RUT55HFV

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/RUT55HFVCBS355UE3TQUCN7V25 \
  | 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: 8d27de9cb51065bef684dce14137f5d75e1bed741a72fd0d51edd46e38da806a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7b70bbaa4c9e22a1c4466a378542b900341cc98aa509f6311098717bddf280e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-04-11T02:19:48Z",
    "title_canon_sha256": "6e1ebb27d02976c6f343cd05fb7ae1f1d1d465e2b5bf94d8750129f0e1d7a495"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.1339",
    "kind": "arxiv",
    "version": 1
  }
}