Pith Number

pith:3UPBSTDW

pith:2026:3UPBSTDW66VH33ZUA24G2CEVLG

not attested not anchored not stored refs pending

Probing the Innermost Region of the V883 Ori Disk Using ALMA Band 1 Methanol Line Observations

Nami Sakai, Rui Zhuang, Shota Notsu, Yoshihide Yamato, Yuri Aikawa

arxiv:2607.12005 v1 · 2026-07-13 · astro-ph.EP · astro-ph.GA · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3UPBSTDW66VH33ZUA24G2CEVLG}

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	2026-07-15T00:21:27.420043Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd1e194c76f7aa7def3406b86d089559bed07348036ddd401813f5eaf36450f5

Aliases

arxiv: 2607.12005 · arxiv_version: 2607.12005v1 · doi: 10.48550/arxiv.2607.12005 · pith_short_12: 3UPBSTDW66VH · pith_short_16: 3UPBSTDW66VH33ZU · pith_short_8: 3UPBSTDW

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/3UPBSTDW66VH33ZUA24G2CEVLG \
  | 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: dd1e194c76f7aa7def3406b86d089559bed07348036ddd401813f5eaf36450f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea1ff5cc9c9c0cbcaaf72984eb7887ba4fa413ace88fe992677a1212624185bf",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2026-07-13T18:00:00Z",
    "title_canon_sha256": "c76d0de14c645070922bcf652939778d25e6b52786b233ab09203641fadea00b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.12005",
    "kind": "arxiv",
    "version": 1
  }
}