Pith Number

pith:CHDDR6DA

pith:2022:CHDDR6DAFD4WLPKN2XQVBCX5IY

not attested not anchored not stored refs pending

The Mass Accretion Rate and Stellar Properties in Class I Protostars

Agnes Kospal, Brunella Nisini, Carlo F. Manara, Eleonora Fiorellino, Fernando Cruz-Saenz de Miera, Giovanni Rosotti, Lukasz Tychoniec, Simone Antoniucci

arxiv:2211.07653 v1 · 2022-11-14 · astro-ph.SR · 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{CHDDR6DAFD4WLPKN2XQVBCX5IY}

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	2026-07-05T05:46:28.848073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11c638f86028f965bd4dd5e1508afd4626ea56c719c45f3914b15a4db75dd142

Aliases

arxiv: 2211.07653 · arxiv_version: 2211.07653v1 · doi: 10.48550/arxiv.2211.07653 · pith_short_12: CHDDR6DAFD4W · pith_short_16: CHDDR6DAFD4WLPKN · pith_short_8: CHDDR6DA

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/CHDDR6DAFD4WLPKN2XQVBCX5IY \
  | 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: 11c638f86028f965bd4dd5e1508afd4626ea56c719c45f3914b15a4db75dd142

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82cb3f1c15a003e65472d95f3c3b80e3ba455303832689d2ed23dc6b02ec4a60",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-11-14T17:50:05Z",
    "title_canon_sha256": "63daa34b35b99a83977012bb236179936d52b1b104f20db7581c583ca5a7fa4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.07653",
    "kind": "arxiv",
    "version": 1
  }
}