Pith Number

pith:F36PE3NG

pith:2007:F36PE3NGUOOY2AVQ3J23KSDWLE

not attested not anchored not stored refs pending

16-20 Jupiter mass RV companion orbiting the brown dwarf candidate ChaHa8

A. Mueller (Max-Planck Institute for Astronomy Heidelberg), V. Joergens

arxiv:0707.3744 v1 · 2007-07-25 · 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{F36PE3NGUOOY2AVQ3J23KSDWLE}

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	2026-07-04T17:20:26.278030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2efcf26da6a39d8d02b0da75b5487659087cfcaded6f6834f1e47fde64b2dcbe

Aliases

arxiv: 0707.3744 · arxiv_version: 0707.3744v1 · doi: 10.48550/arxiv.0707.3744 · pith_short_12: F36PE3NGUOOY · pith_short_16: F36PE3NGUOOY2AVQ · pith_short_8: F36PE3NG

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/F36PE3NGUOOY2AVQ3J23KSDWLE \
  | 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: 2efcf26da6a39d8d02b0da75b5487659087cfcaded6f6834f1e47fde64b2dcbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f06e0ee6c20cbbfde6c5cb9b286c8ad89ffdca1a6cd4bd39d73823c97000cbc",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-07-25T13:50:26Z",
    "title_canon_sha256": "3e1b0f283a60817cda0314b64ba0bc73ea7a25e75498f44e4d4bc206d78100fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.3744",
    "kind": "arxiv",
    "version": 1
  }
}