Pith Number

pith:T5VTLWC5

pith:2018:T5VTLWC5EDZODRWUPIQOYW4IZQ

not attested not anchored not stored refs pending

Photometric variability of TW~Hya from seconds to years as seen from space and the ground in 2013-2017

A. F. J. Moffat, C. Cameron, D. B. Guenther, D. Sasselov, J. F. Rowe, J. M. Matthews, M. Siwak, R. Kuschnig, S. M. Rucinski, T. Kallinger, W. Ogloza, W. W. Weiss

arxiv:1805.04547 v1 · 2018-05-11 · 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{T5VTLWC5EDZODRWUPIQOYW4IZQ}

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	2026-05-18T00:16:07.134008Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f6b35d85d20f2e1c6d47a20ec5b88cc0f1b70dc30aa03915a3259b412381b92

Aliases

arxiv: 1805.04547 · arxiv_version: 1805.04547v1 · doi: 10.48550/arxiv.1805.04547 · pith_short_12: T5VTLWC5EDZO · pith_short_16: T5VTLWC5EDZODRWU · pith_short_8: T5VTLWC5

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/T5VTLWC5EDZODRWUPIQOYW4IZQ \
  | 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: 9f6b35d85d20f2e1c6d47a20ec5b88cc0f1b70dc30aa03915a3259b412381b92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a911f33df72256a7d8b82947615767bb0b067051e532c75b4cb00fdacc72453e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-05-11T18:30:46Z",
    "title_canon_sha256": "3efa426139ce73daca462dd6699fd68305c1912f9fca9f0e34dfb56898971891"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.04547",
    "kind": "arxiv",
    "version": 1
  }
}