Pith Number

pith:RVJCEJV2

pith:2013:RVJCEJV2HLJOUFDCSVYHH7BENW

not attested not anchored not stored refs pending

CARMA interferometric observations of 2MASS J044427+2512: the first spatially resolved observations of thermal emission of a brown dwarf disk

A. Isella, J. M. Carpenter, L. Ricci, L. Testi

arxiv:1301.2624 v1 · 2013-01-11 · astro-ph.SR · astro-ph.EP · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RVJCEJV2HLJOUFDCSVYHH7BENW}

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	2026-05-18T01:52:13.119497Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d522226ba3ad2ea1462957073fc246dabb2fd8b869e6a47d9d556bcf546dc64

Aliases

arxiv: 1301.2624 · arxiv_version: 1301.2624v1 · doi: 10.48550/arxiv.1301.2624 · pith_short_12: RVJCEJV2HLJO · pith_short_16: RVJCEJV2HLJOUFDC · pith_short_8: RVJCEJV2

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/RVJCEJV2HLJOUFDCSVYHH7BENW \
  | 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: 8d522226ba3ad2ea1462957073fc246dabb2fd8b869e6a47d9d556bcf546dc64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4d6990892f0259cee6a2332f52faab21f14523583e0af937a2dcda68b82782d",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-01-11T22:41:07Z",
    "title_canon_sha256": "e360d6a841063d7dc266baf0bed8935b34a314faaacde89b7b0443c66f8ec2fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.2624",
    "kind": "arxiv",
    "version": 1
  }
}