Pith Number

pith:GGFT7KVT

pith:2009:GGFT7KVT5FFGVYOAFUKGQWHCB7

not attested not anchored not stored refs pending

Is there a metallicity enhancement in planet hosting red giants?

Aleksander Wolszczan, Andrzej Niedzielski, Monika Adam\'ow, Pawel Zieli\'nski

arxiv:0904.0374 v1 · 2009-04-02 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GGFT7KVT5FFGVYOAFUKGQWHCB7}

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	2026-05-18T02:14:08.000272Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

318b3faab3e94a6ae1c02d146858e20fd897e30f6ae2ff855e44dd71b6cdb6dc

Aliases

arxiv: 0904.0374 · arxiv_version: 0904.0374v1 · doi: 10.48550/arxiv.0904.0374 · pith_short_12: GGFT7KVT5FFG · pith_short_16: GGFT7KVT5FFGVYOA · pith_short_8: GGFT7KVT

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/GGFT7KVT5FFGVYOAFUKGQWHCB7 \
  | 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: 318b3faab3e94a6ae1c02d146858e20fd897e30f6ae2ff855e44dd71b6cdb6dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "097de3390e19d8073936bb0e9b85e26c5089deecb568d96a302da0e311a4f01f",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-04-02T12:11:13Z",
    "title_canon_sha256": "b0a520b746396023961f13785a8be3d4a01a3f25da329a469b3c2396cb8853f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.0374",
    "kind": "arxiv",
    "version": 1
  }
}