Pith Number

pith:UNLCPPOL

pith:2020:UNLCPPOL4HOPYBMFDVSV4WSSYP

not attested not anchored not stored refs pending

Characterization of very wide companion candidates to young stars with planets and disks

A. Frasca, D. Mesa, F. Z. Majidi, J. M. Alcal\'a, M. Bonnefoy, R. Claudi, R. Gratton, S. Desidera, V. D'Orazi

arxiv:2011.03980 v1 · 2020-11-08 · 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{UNLCPPOL4HOPYBMFDVSV4WSSYP}

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	2026-07-05T02:03:53.250568Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a35627bdcbe1dcfc05851d655e5a52c3c61cb9e9ab14a174b33e099c23cdf9dc

Aliases

arxiv: 2011.03980 · arxiv_version: 2011.03980v1 · doi: 10.48550/arxiv.2011.03980 · pith_short_12: UNLCPPOL4HOP · pith_short_16: UNLCPPOL4HOPYBMF · pith_short_8: UNLCPPOL

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/UNLCPPOL4HOPYBMFDVSV4WSSYP \
  | 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: a35627bdcbe1dcfc05851d655e5a52c3c61cb9e9ab14a174b33e099c23cdf9dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d710c369e2f19905e299253ff60b597ab841a3e1bf8d60e95a2cdf4e57243d06",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-11-08T13:42:30Z",
    "title_canon_sha256": "458ec54cbc7a5e671ef5b75a2c1a7a4f9d0b60a262bf8bb010006f4938348299"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.03980",
    "kind": "arxiv",
    "version": 1
  }
}