Pith Number

pith:KB4W4BAD

pith:2020:KB4W4BAD5563ITRSPDIJE7BWYS

not attested not anchored not stored refs pending

A search for companions via direct imaging in the DSHARP planet-forming disks

Andrea Isella, Ga\"el Chauvin, Jane Huang, John Carpenter, Laura M. P\'erez, Luca Ricci, Myriam Benisty, Nicol\'as T. Kurtovic, Sean M. Andrews, Sebasti\'an Jorquera, Shangjia Zhang, Tilman Birnstiel, Zhaohuan Zhu

arxiv:2012.10464 v2 · 2020-12-18 · 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{KB4W4BAD5563ITRSPDIJE7BWYS}

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	2026-07-05T02:28:19.509792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50796e0403ef7db44e3278d0927c36c494d4d642d9560e0162e3707b19901760

Aliases

arxiv: 2012.10464 · arxiv_version: 2012.10464v2 · doi: 10.48550/arxiv.2012.10464 · pith_short_12: KB4W4BAD5563 · pith_short_16: KB4W4BAD5563ITRS · pith_short_8: KB4W4BAD

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/KB4W4BAD5563ITRSPDIJE7BWYS \
  | 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: 50796e0403ef7db44e3278d0927c36c494d4d642d9560e0162e3707b19901760

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c16487f1fcad9d2e3df905707c0534b0bc1dad390e56f47da3d9723318bb12ba",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2020-12-18T19:00:40Z",
    "title_canon_sha256": "af6574d73ceda38c148c62cd39864b8d966ee618ca50d9f7f365e6c0620b033d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.10464",
    "kind": "arxiv",
    "version": 2
  }
}