Pith Number

pith:NZTZCMCC

pith:2007:NZTZCMCCPKPFN5IMIUTAXYQ4FH

not attested not anchored not stored refs pending

The Chemical Composition of an Extrasolar Minor Planet

(2) University of Kiel), B. Hansen (1), B. Zuckerman (1), C. Melis (1), D. Koester (2), M. Jura (1) ((1) UCLA

arxiv:0708.0198 v1 · 2007-08-01 · 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{NZTZCMCCPKPFN5IMIUTAXYQ4FH}

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	2026-07-04T17:05:00.929138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e679130427a9e56f50c45260be21c29ca33980bfd6be1e6970ee3a2a0a099e2

Aliases

arxiv: 0708.0198 · arxiv_version: 0708.0198v1 · doi: 10.48550/arxiv.0708.0198 · pith_short_12: NZTZCMCCPKPF · pith_short_16: NZTZCMCCPKPFN5IM · pith_short_8: NZTZCMCC

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/NZTZCMCCPKPFN5IMIUTAXYQ4FH \
  | 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: 6e679130427a9e56f50c45260be21c29ca33980bfd6be1e6970ee3a2a0a099e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5fc98dad8501dffbef3c2a658ea3575213d7a4270363c34ad4b9462a60b7d3a0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-08-01T17:02:53Z",
    "title_canon_sha256": "142103e052472888dc2e8a71d3af713c73ef79e493b5e97773bd586aa3110940"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0708.0198",
    "kind": "arxiv",
    "version": 1
  }
}