Pith Number

pith:ORJ6CP5Y

pith:2021:ORJ6CP5YZOCD4DDL4RRXR777RC

not attested not anchored not stored refs pending

Detection and Bulk Properties of the HR 8799 Planets with High Resolution Spectroscopy

Andy Boden, Andy Skemer, Arpita Roy, Ashley Baker, Benjamin Calvin, Ben Sappey, Brittany Miles, Callie Hood, Cam Buzard, Charlotte Z. Bond, Daniel Echeverri, Dimitri Mawet, Edward Wetherell, Emily C. Martin, Evan Morris, Garreth Ruane, Gaspard Duch\^ene, Geoffrey A. Blake, Greg Doppmann, Heather Knutson, Jacklyn Pezzato, Jacques-Robert Delorme, Jason J. Wang, Jean-Baptiste Ruffio, Jerry W. Xuan, Ji Wang, J. J. Zanazzi, J. Kent Wallace, Jonathan Fortney, Lauren Weiss, Luke Finnerty, Marie Ygouf, Mark Chun, Mark S. Marley, Marta L. Bryan, Maxwell Millar-Blanchaer, Michael C. Liu, Michael P. Fitzgerald, Nemanja Jovanovic, Peter Wizinowich, Quinn Konopacky, Randall Bartos, Richard S. Freedman, Ronald Lopez, Roxana Lupu, Sam Ragland, Scott Lilley, Sylvain Cetre, Tiffany Meshkat, Tobias Schofield, Trent J. Dupuy, Y. Katherina Feng

arxiv:2107.06949 v1 · 2021-07-14 · 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{ORJ6CP5YZOCD4DDL4RRXR777RC}

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	2026-07-05T03:18:20.592993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7453e13fb8cb843e0c6be46378ffff88a39a7a02895ffac73a67fdb7f8d40995

Aliases

arxiv: 2107.06949 · arxiv_version: 2107.06949v1 · doi: 10.48550/arxiv.2107.06949 · pith_short_12: ORJ6CP5YZOCD · pith_short_16: ORJ6CP5YZOCD4DDL · pith_short_8: ORJ6CP5Y

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/ORJ6CP5YZOCD4DDL4RRXR777RC \
  | 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: 7453e13fb8cb843e0c6be46378ffff88a39a7a02895ffac73a67fdb7f8d40995

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "551d5de6bea3cd9f0fd3daba28d00575175e8f8ad79759aaef6d3bfb3b50348c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-07-14T19:30:14Z",
    "title_canon_sha256": "d941a19a7567f0f91cbfcd080d1b3f1845270ae11e229fd06379c816dea62283"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.06949",
    "kind": "arxiv",
    "version": 1
  }
}