Pith Number

pith:ZSSQ5ZCO

pith:2026:ZSSQ5ZCOV34VEQSRHU2S2O4YNW

not attested not anchored not stored refs pending

Two inner dust clumps in PDS 70. A third protoplanet traced by trojan material or a substructured inner disk?

\'A. Ribas, C. Charalambous, C. Petrovich, D. Blakely, D. Trevascus, I. de Gregorio-Monsalvo, I. Hammond, I. Mendigut\'ia, J. Bae, J. Latour, J. Lillo-Box, M. Benisty, N. Hu\'elamo, O. Absil, O. Balsalobre-Ruza, R.G. van Holstein, S. Juillard, S. Lacour, V. Christiaens, Z. Wahhaj

arxiv:2606.26381 v1 · 2026-06-24 · 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{ZSSQ5ZCOV34VEQSRHU2S2O4YNW}

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	2026-06-26T00:15:38.756180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cca50ee44eaef95242513d352d3b986db2df5353cdca2782db8f3f4f241e3084

Aliases

arxiv: 2606.26381 · arxiv_version: 2606.26381v1 · doi: 10.48550/arxiv.2606.26381 · pith_short_12: ZSSQ5ZCOV34V · pith_short_16: ZSSQ5ZCOV34VEQSR · pith_short_8: ZSSQ5ZCO

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/ZSSQ5ZCOV34VEQSRHU2S2O4YNW \
  | 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: cca50ee44eaef95242513d352d3b986db2df5353cdca2782db8f3f4f241e3084

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bba2209ffca6fb7937cd35f646487dc7b1618a45539c79000fd53b7fa8d6f723",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2026-06-24T21:08:19Z",
    "title_canon_sha256": "d27031fbff8390c7799ec168079c3ae6bc1a3c7fe1357e211d79d5eadec2e068"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.26381",
    "kind": "arxiv",
    "version": 1
  }
}