Pith Number

pith:P2NRWN5V

pith:2019:P2NRWN5VNZC3KHOO4M5B42FXD6

not attested not anchored not stored refs pending

Gas accretion within the dust cavity in AB Aur

Andr\'es Carmona, Asuncio\'on Fuente, Cl\'ement Baruteau, Marcelino Ag\'undez, Pablo Rivi\`ere-Marichalar, Rafael Bachiller, Roberto Neri, Sandra P. Trevi\~no-Morales

arxiv:1906.11638 v1 · 2019-06-27 · 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{P2NRWN5VNZC3KHOO4M5B42FXD6}

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	2026-05-17T23:41:07.285825Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e9b1b37b56e45b51dcee33a1e68b71fafc51978f2a0c42952643e0c1bb7ddde

Aliases

arxiv: 1906.11638 · arxiv_version: 1906.11638v1 · doi: 10.48550/arxiv.1906.11638 · pith_short_12: P2NRWN5VNZC3 · pith_short_16: P2NRWN5VNZC3KHOO · pith_short_8: P2NRWN5V

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/P2NRWN5VNZC3KHOO4M5B42FXD6 \
  | 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: 7e9b1b37b56e45b51dcee33a1e68b71fafc51978f2a0c42952643e0c1bb7ddde

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68eb7ca12db7af1ea8b7039564d1f81ce62ccccf0754947b52141a5ec6d1c07b",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-06-27T13:43:02Z",
    "title_canon_sha256": "c6436c4780df2ae195e7ea2cd9b0418fe8e392c6b31ee1f369678ad3af629201"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.11638",
    "kind": "arxiv",
    "version": 1
  }
}