Pith Number

pith:NJLM7WAJ

pith:2010:NJLM7WAJNUO677XAGIK5MSFNPY

not attested not anchored not stored refs pending

New constraints on dust grain size and distribution in CQ Tau

A. Banzatti, A. Isella, A. Natta, D.J. Wilner, L. Testi, R. Neri

arxiv:1009.2697 v1 · 2010-09-14 · 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{NJLM7WAJNUO677XAGIK5MSFNPY}

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	2026-05-18T02:05:30.578009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a56cfd8096d1deffee03215d648ad7e3e369dca939782dd5929757d030fb329

Aliases

arxiv: 1009.2697 · arxiv_version: 1009.2697v1 · doi: 10.48550/arxiv.1009.2697 · pith_short_12: NJLM7WAJNUO6 · pith_short_16: NJLM7WAJNUO677XA · pith_short_8: NJLM7WAJ

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/NJLM7WAJNUO677XAGIK5MSFNPY \
  | 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: 6a56cfd8096d1deffee03215d648ad7e3e369dca939782dd5929757d030fb329

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "524ae4daf657c2b6093f1d5811feb1eceec10a5b9f267f68e69863f2a2bd9e98",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-09-14T15:28:26Z",
    "title_canon_sha256": "5d1a1b2c1334781ec19e180d585e6e7f68efad8399545fa4c58789bcc321438c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.2697",
    "kind": "arxiv",
    "version": 1
  }
}