Pith Number

pith:BXHUN6VF

pith:2021:BXHUN6VFWMNXQ3E3GV4KIW63RC

not attested not anchored not stored refs pending

Spiral Arms and a Massive Dust Disk with non-Keplerian Kinematics: Possible Evidence for Gravitational Instability in the Disk of Elias 2-27

A. Sierra, B. Veronesi, C. Hall, C. Pinte, D. Wilner, G. Lodato, H. Linz, Jaehan Bae, J. M. Carpenter, L. Loinard, L. M. Perez, L. Ricci, L. Testi, M. Benisty, M. Tazzari, S. M. Andrews, Th. Henning, T. Paneque-Carre\~no, W. Kwon

arxiv:2103.14048 v2 · 2021-03-25 · astro-ph.EP · astro-ph.GA · 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{BXHUN6VFWMNXQ3E3GV4KIW63RC}

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	2026-07-05T02:53:39.217227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0dcf46faa5b31b786c9b3578a45bdb888ac9a88517cbbab8dae7df5d5feaa8b7

Aliases

arxiv: 2103.14048 · arxiv_version: 2103.14048v2 · doi: 10.48550/arxiv.2103.14048 · pith_short_12: BXHUN6VFWMNX · pith_short_16: BXHUN6VFWMNXQ3E3 · pith_short_8: BXHUN6VF

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/BXHUN6VFWMNXQ3E3GV4KIW63RC \
  | 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: 0dcf46faa5b31b786c9b3578a45bdb888ac9a88517cbbab8dae7df5d5feaa8b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1cf2fdd9bd018ed172e37778a5079b12f11229bab237202001686bb1a7fe1d3d",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-03-25T18:00:03Z",
    "title_canon_sha256": "3848cdec70eb169cf88a337773f9fc176438732520cdc98c3342ca7372cd3024"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.14048",
    "kind": "arxiv",
    "version": 2
  }
}