Pith Number

pith:2U4CGCOG

pith:2021:2U4CGCOGRJQEJYKO5H23KIJMZ4

not attested not anchored not stored refs pending

Carbon monoxide gas produced by a giant impact in the inner region of a young system

4), 6), (8) Institute of Astronomy, 9), Alan P. Jackson (3, Arizona State University (5) Department of Physics, Atmospheric, CNRS, David J. Wilner (10), Grant M. Kennedy (5, Habitability, Harvard & Smithsonian (11) Steward Observatory, Karin I. \"Oberg (10), Kate Y.L. Su (11), Luca Matr\`a (2), Mark C. Wyatt (8) ((1) Department of Earth, Massachusetts Institute of Technology (2) Centre for Astronomy, National University of Ireland Galway (3) Centre for Planetary Sciences, Observatoire de Paris, Planetary Sciences, Quentin Kral (7), School of Physics, Sebasti\'an Marino (8, Sorbonne Universit\'e, Space Exploration, Tajana Schneiderman (1), Universit\'e PSL, University of Arizona), University of Cambridge (10) Center for Astrophysics, University of Cambridge (9) Jesus College, University of Toronto at Scarborough (4) School of Earth, University of Warwick (6) Centre for Exoplanets, University of Warwick (7) LESIA, Univ. Paris Diderot

arxiv:2110.15377 v1 · 2021-10-28 · 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{2U4CGCOGRJQEJYKO5H23KIJMZ4}

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.

Cited by

1 paper in Pith

A search for circumstellar gas in pre-main-sequence debris discs using absorption spectroscopy

Receipt and verification

First computed	2026-07-05T03:27:08.741220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5382309c68a6044e14ee9f5b5212ccf1d202ac0eefaf2faa01ca7fee8871a37

Aliases

arxiv: 2110.15377 · arxiv_version: 2110.15377v1 · doi: 10.48550/arxiv.2110.15377 · pith_short_12: 2U4CGCOGRJQE · pith_short_16: 2U4CGCOGRJQEJYKO · pith_short_8: 2U4CGCOG

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/2U4CGCOGRJQEJYKO5H23KIJMZ4 \
  | 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: d5382309c68a6044e14ee9f5b5212ccf1d202ac0eefaf2faa01ca7fee8871a37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b87f0085e0a0e2adcf62edbcc96c39b0eea323e478c33ef209e148c2160baf4b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-10-28T18:00:12Z",
    "title_canon_sha256": "2fe01161f3150608760c4e119fce6980d70e053cd46836a9549575468da50271"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.15377",
    "kind": "arxiv",
    "version": 1
  }
}