Pith Number

pith:SE5A4Q43

pith:2009:SE5A4Q435BAUMENR6Y6IMMXXVW

not attested not anchored not stored refs pending

VLT/NACO Deep imaging survey of young, nearby austral stars

A.-M. Lagrange, B. Zuckerman, C. Dumas, D. Mouillet, G. Chauvin, I. Song, J. Farihi, J.-L. Beuzit, M. Bonavita, M. Bonnefoy, M. S. Bessell, P. Lowrance, S. Desidera

arxiv:0906.2945 v1 · 2009-06-16 · 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{SE5A4Q435BAUMENR6Y6IMMXXVW}

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	2026-05-18T03:48:46.800630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

913a0e439be8414611b1f63c8632f7ada9c19e9978e053ffac6467eef4343baa

Aliases

arxiv: 0906.2945 · arxiv_version: 0906.2945v1 · doi: 10.48550/arxiv.0906.2945 · pith_short_12: SE5A4Q435BAU · pith_short_16: SE5A4Q435BAUMENR · pith_short_8: SE5A4Q43

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/SE5A4Q435BAUMENR6Y6IMMXXVW \
  | 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: 913a0e439be8414611b1f63c8632f7ada9c19e9978e053ffac6467eef4343baa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d18bab0873d40c1707387be1d88ff5b209f99c563025f86b56b07b34375f391f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-06-16T14:13:42Z",
    "title_canon_sha256": "efbf63cd55766493b3ed2f10c65396226672f8d581f2ccd2d33ee0e9b930f7c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.2945",
    "kind": "arxiv",
    "version": 1
  }
}