Pith Number

pith:FFVO7AKP

pith:2022:FFVO7AKPWFGANQ5CQCFH2DFZKX

not attested not anchored not stored refs pending

High-contrast Imaging around a 2 Myr-old CI Tau with a Close-in Gas Giant

Motohide Tamura, Nicole Wallack, Taichi Uyama, Toshinori Shimizu, Yasunori Hori

arxiv:2211.04960 v1 · 2022-11-09 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FFVO7AKPWFGANQ5CQCFH2DFZKX}

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	2026-07-05T05:28:31.082291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

296aef814fb14c06c3a2808a7d0cb955d62d81aec2ef1349e885aada39585bbb

Aliases

arxiv: 2211.04960 · arxiv_version: 2211.04960v1 · doi: 10.48550/arxiv.2211.04960 · pith_short_12: FFVO7AKPWFGA · pith_short_16: FFVO7AKPWFGANQ5C · pith_short_8: FFVO7AKP

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/FFVO7AKPWFGANQ5CQCFH2DFZKX \
  | 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: 296aef814fb14c06c3a2808a7d0cb955d62d81aec2ef1349e885aada39585bbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a93b8000b66526e80facd60b4dde58e0b1ed0127b9f9f555865d895cda32ae6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2022-11-09T15:25:23Z",
    "title_canon_sha256": "273bc8b1e27d4589a6b051f0cf6db3520dc387bdab06eabfb4a885a0d159c04a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.04960",
    "kind": "arxiv",
    "version": 1
  }
}