Pith Number

pith:SC5DNWVM

pith:2026:SC5DNWVMQYF4DD3W37ZVTSZJSG

not attested not anchored not stored refs pending

Preferential alignment of Class 0, Class I protostellar disks in multiple systems across nine nearby molecular clouds

Aleksey Generozov, Bethany Grimm, Cheng-Han Hsieh, Diego Mardones, Dominique Segura-Cox, H\'ector G. Arce, Jaime E. Pineda, Michael M. Dunham, Stella S. R. Offner

arxiv:2607.14294 v1 · 2026-07-15 · astro-ph.SR · 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{SC5DNWVMQYF4DD3W37ZVTSZJSG}

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	2026-07-17T00:21:03.796770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90ba36daac860bc18f76dff359cb2991817352b9b7e3877819c199ce556684ec

Aliases

arxiv: 2607.14294 · arxiv_version: 2607.14294v1 · doi: 10.48550/arxiv.2607.14294 · pith_short_12: SC5DNWVMQYF4 · pith_short_16: SC5DNWVMQYF4DD3W · pith_short_8: SC5DNWVM

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/SC5DNWVMQYF4DD3W37ZVTSZJSG \
  | 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: 90ba36daac860bc18f76dff359cb2991817352b9b7e3877819c199ce556684ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0eb21f86d5269065248378077f9c40693aaf28a9a37695b081b26e7e137fcdd6",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-07-15T18:58:56Z",
    "title_canon_sha256": "639c616b97b67195aa07d59a801c4b98c64b3a50789b374f78d06185e3756d24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.14294",
    "kind": "arxiv",
    "version": 1
  }
}