Pith Number

pith:C3E6P4NS

pith:2008:C3E6P4NSFFH2ILKAZHCTZENVHH

not attested not anchored not stored refs pending

The Different Evolution of Gas and Dust in Disks around Sun-like and Cool Stars

A. Natta (INAF-Arcetri), D. Apai (STScI), F. Lahuis (SRON), I. Pascucci (JHU), J. Bouwman (MPIA), K. Luhman (Penn State), M. Meyer (Steward), Th. Henning (MPIA)

arxiv:0810.2552 v2 · 2008-10-14 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C3E6P4NSFFH2ILKAZHCTZENVHH}

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	2026-05-18T04:29:26.029656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16c9e7f1b2294fa42d40c9c53c91b539f5ccefe375b9ab060d46003e7e0fafbf

Aliases

arxiv: 0810.2552 · arxiv_version: 0810.2552v2 · doi: 10.48550/arxiv.0810.2552 · pith_short_12: C3E6P4NSFFH2 · pith_short_16: C3E6P4NSFFH2ILKA · pith_short_8: C3E6P4NS

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/C3E6P4NSFFH2ILKAZHCTZENVHH \
  | 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: 16c9e7f1b2294fa42d40c9c53c91b539f5ccefe375b9ab060d46003e7e0fafbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e594c5e0d2e145d0662086eaff67662b701cfd2437c76df79b2252b8cdd4afa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-10-14T20:16:36Z",
    "title_canon_sha256": "70781793362a84ef537bf58c35e5b6fa38baa93059deb94eeae4d3b6284c4c72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.2552",
    "kind": "arxiv",
    "version": 2
  }
}