Pith Number

pith:U7UBLK45

pith:2020:U7UBLK45BQ6N4OACFLDC37FWTK

not attested not anchored not stored refs pending

A Tale of Two Transition Disks: ALMA long-baseline observations of ISO-Oph 2 reveal two closely packed non-axisymmetric rings and a $\sim$2 au cavity

Alice Zurlo, Antonio S. Hales, Camilo Gonz\'alez-Ruilova, Carla Arce-Tord, Daniel J. Price, Dary Ru\'iz-Rodr\'iguez, David A. Principe, Gregory J. Herczeg, Hector C\'anovas, Jonathan P. Williams, Lucas A. Cieza, Mario Flock, Paola Pinilla, Sebasti\'an P\'erez, Sim\'on Casassus

arxiv:2010.03650 v1 · 2020-10-07 · astro-ph.EP · 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{U7UBLK45BQ6N4OACFLDC37FWTK}

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	2026-07-05T01:46:27.015360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7e815ab9d0c3cde38022ac62dfcb69ab8223ac0188e3bb57c66679e07b11ac4

Aliases

arxiv: 2010.03650 · arxiv_version: 2010.03650v1 · doi: 10.48550/arxiv.2010.03650 · pith_short_12: U7UBLK45BQ6N · pith_short_16: U7UBLK45BQ6N4OAC · pith_short_8: U7UBLK45

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/U7UBLK45BQ6N4OACFLDC37FWTK \
  | 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: a7e815ab9d0c3cde38022ac62dfcb69ab8223ac0188e3bb57c66679e07b11ac4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57b30363de6eb962755f1a4740a992e132b7a7e634062c2d54c97ab93f1d4da0",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2020-10-07T20:59:49Z",
    "title_canon_sha256": "a2484630b1badcd02c968791d0c4106577a57a36ef872b4d2480f534cfa8ce37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.03650",
    "kind": "arxiv",
    "version": 1
  }
}