Pith Number

pith:DVXKJJU2

pith:2012:DVXKJJU2AH3LCLJNSKMFI6XOWD

not attested not anchored not stored refs pending

Constraining mass ratio and extinction in the FU Orionis binary system with infrared integral field spectroscopy

Ben R. Oppenheimer, Charles Beichman, Douglas Brenner, Eric Cady, Gautam Vasisht, Ian Parry, Jenny Roberts, John D. Monnier, Justin Crepp, Laurent Pueyo, Lewis C. Roberts Jr, Lynne Hillenbrand, Mike Shao, Neil Zimmerman, Remi Soummer, Richard Dekany, Rick Burruss, Sasha Hinkley

arxiv:1211.6741 v1 · 2012-11-28 · astro-ph.SR · 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{DVXKJJU2AH3LCLJNSKMFI6XOWD}

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	2026-05-18T01:52:53.626744Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d6ea4a69a01f6b12d2d9298547aeeb0f1f8b22236cbcf112d447707bbe9a778

Aliases

arxiv: 1211.6741 · arxiv_version: 1211.6741v1 · doi: 10.48550/arxiv.1211.6741 · pith_short_12: DVXKJJU2AH3L · pith_short_16: DVXKJJU2AH3LCLJN · pith_short_8: DVXKJJU2

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/DVXKJJU2AH3LCLJNSKMFI6XOWD \
  | 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: 1d6ea4a69a01f6b12d2d9298547aeeb0f1f8b22236cbcf112d447707bbe9a778

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed3929f5f59c211f326e3d48df3627312afb20d19dbb4df051997556b4092509",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-11-28T21:00:01Z",
    "title_canon_sha256": "270bbbfe43803d83574e5383b5e36d601e06b714cfaf50fc51f8822c80c2f150"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.6741",
    "kind": "arxiv",
    "version": 1
  }
}