Pith Number

pith:FQRFJZLZ

pith:2015:FQRFJZLZKQEK6QI6VCWDMEPV2M

not attested not anchored not stored refs pending

Magellan Adaptive Optics first-light observations of the exoplanet beta Pic b. II. 3-5 micron direct imaging with MagAO+Clio, and the empirical bolometric luminosity of a self-luminous giant planet

Alfio Puglisi, Alycia J. Weinberger, Andy J. Skemer, Armando Riccardi, Derek Kopon, Enrico Pinna, Jared R. Males, Katherine B. Follette, Katie M. Morzinski, Laird M. Close, Marco Xompero, Phil M. Hinz, Runa Briguglio, Simone Esposito, T. J. Rodigas, Vanessa P. Bailey, Ya-Lin Wu

arxiv:1511.02894 v1 · 2015-11-09 · astro-ph.EP · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FQRFJZLZKQEK6QI6VCWDMEPV2M}

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	2026-05-18T01:24:14.111785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c2254e5795408af411ea8ac3611f5d305db18b829d5d568ef07bf58c69b0e70

Aliases

arxiv: 1511.02894 · arxiv_version: 1511.02894v1 · doi: 10.48550/arxiv.1511.02894 · pith_short_12: FQRFJZLZKQEK · pith_short_16: FQRFJZLZKQEK6QI6 · pith_short_8: FQRFJZLZ

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/FQRFJZLZKQEK6QI6VCWDMEPV2M \
  | 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: 2c2254e5795408af411ea8ac3611f5d305db18b829d5d568ef07bf58c69b0e70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f33e791621497479b4c3b56ad9145097e78ef8fdcac88b5ed57bb2f4961a0a8",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-11-09T21:32:21Z",
    "title_canon_sha256": "cce74291bfc6070212aff90ace90f276374b2767ce78bb4069070d1de5ad8099"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.02894",
    "kind": "arxiv",
    "version": 1
  }
}