Pith Number

pith:L22G6MHW

pith:2020:L22G6MHW4VA2UBU5YJLCBECV6P

not attested not anchored not stored refs pending

Solving grain size inconsistency between ALMA polarization and VLA continuum in the Ophiuchus IRS 48 protoplanetary disk

Adriana Pohl, Akimasa Kataoka, Charles L. H. Hull, Ewine F. van Dishoeck, Nienke van der Marel, Paola Pinilla, Satoshi Ohashi, Thomas Henning, William R. F. Dent

arxiv:2007.15014 v1 · 2020-07-29 · 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{L22G6MHW4VA2UBU5YJLCBECV6P}

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	2026-07-05T01:33:41.881476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5eb46f30f6e541aa069dc256209055f3f1b662d9c0ff062c97e1c82a4c6e0f62

Aliases

arxiv: 2007.15014 · arxiv_version: 2007.15014v1 · doi: 10.48550/arxiv.2007.15014 · pith_short_12: L22G6MHW4VA2 · pith_short_16: L22G6MHW4VA2UBU5 · pith_short_8: L22G6MHW

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/L22G6MHW4VA2UBU5YJLCBECV6P \
  | 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: 5eb46f30f6e541aa069dc256209055f3f1b662d9c0ff062c97e1c82a4c6e0f62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c1e0bf7be1624f0a17d46fb63e3f4a2be17bd1f8c6a9fa05e6fdf828fd7102e",
    "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": "2020-07-29T18:00:03Z",
    "title_canon_sha256": "b2fc102a3879b7bfe0582519e53aed60a1f964f84b88ecb78625239c179bfa36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.15014",
    "kind": "arxiv",
    "version": 1
  }
}