Pith Number

pith:VTUFZVIT

pith:2009:VTUFZVITXCZ6BYDT43VJN3QJZB

not attested not anchored not stored refs pending

The M dwarf planet search programme at the ESO VLT + UVES. A search for terrestrial planets in the habitable zone of M dwarfs

(2) University of Texas, Austin, Germany, Heidelberg, M. Endl (2) ((1) MPIA, M. K\"urster (1), M. Zechmeister (1), USA)

arxiv:0908.0944 v1 · 2009-08-06 · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VTUFZVITXCZ6BYDT43VJN3QJZB}

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	2026-05-18T00:00:33.126345Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ace85cd513b8b3e0e073e6ea96ee09c85c3a01223a259eeccc91f8ae9c3491d9

Aliases

arxiv: 0908.0944 · arxiv_version: 0908.0944v1 · doi: 10.48550/arxiv.0908.0944 · pith_short_12: VTUFZVITXCZ6 · pith_short_16: VTUFZVITXCZ6BYDT · pith_short_8: VTUFZVIT

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/VTUFZVITXCZ6BYDT43VJN3QJZB \
  | 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: ace85cd513b8b3e0e073e6ea96ee09c85c3a01223a259eeccc91f8ae9c3491d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a3eeca1d39eafce1dfd6d2d51b53503cffe08d616d262930aa42e84497278da",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-08-06T22:50:34Z",
    "title_canon_sha256": "a6140bd16a5a5e1a80c6fe662e1602551bc6373c6837ef7306e3205f8b21f6a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.0944",
    "kind": "arxiv",
    "version": 1
  }
}