Pith Number

pith:RNUNBWHC

pith:2011:RNUNBWHCGAJZTATHXDTGJXSWBC

not attested not anchored not stored refs pending

The TW Hya Disk at 870 microns: Comparison of CO and Dust Radial Structures

A. M. Hughes, Catherine Espaillat, Chunhua Qi, David J. Wilner, Jonathan P. Williams, Karin I. Oberg, Katherine A. Rosenfeld, Lucas A. Cieza, Paul T. P. Ho, Sean M. Andrews, Shin-Yi Lin, T. Birnstiel

arxiv:1111.5037 v2 · 2011-11-21 · 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{RNUNBWHCGAJZTATHXDTGJXSWBC}

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	2026-05-18T01:59:27.216626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b68d0d8e23013998267b8e664de560889bda257f4d0d4df800ca9ea66ffddba

Aliases

arxiv: 1111.5037 · arxiv_version: 1111.5037v2 · doi: 10.48550/arxiv.1111.5037 · pith_short_12: RNUNBWHCGAJZ · pith_short_16: RNUNBWHCGAJZTATH · pith_short_8: RNUNBWHC

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/RNUNBWHCGAJZTATHXDTGJXSWBC \
  | 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: 8b68d0d8e23013998267b8e664de560889bda257f4d0d4df800ca9ea66ffddba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "102424301625e8b38d5d004d208245be23133ba565772190fc55990992a3e740",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-11-21T21:39:13Z",
    "title_canon_sha256": "0117cc212ee9ffa25482c77dc9685a640e0ebd14e6d84ef5f234ce3161ad1a3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.5037",
    "kind": "arxiv",
    "version": 2
  }
}