Pith Number

pith:CQT75H5Q

pith:2015:CQT75H5QOND2GT5VORRKNFWJ3M

not attested not anchored not stored refs pending

Photometric study of HD 155555 C in the $\beta$ Pictoris Association

David H. Bradstreet, Mervyn Millward, Sergio Messina

arxiv:1502.02395 v1 · 2015-02-09 · 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{CQT75H5QOND2GT5VORRKNFWJ3M}

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	2026-05-18T02:27:42.504167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1427fe9fb07347a34fb57462a696c9db329ed8495fadf7fa5dfbda3ab4eaa4e2

Aliases

arxiv: 1502.02395 · arxiv_version: 1502.02395v1 · doi: 10.48550/arxiv.1502.02395 · pith_short_12: CQT75H5QOND2 · pith_short_16: CQT75H5QOND2GT5V · pith_short_8: CQT75H5Q

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/CQT75H5QOND2GT5VORRKNFWJ3M \
  | 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: 1427fe9fb07347a34fb57462a696c9db329ed8495fadf7fa5dfbda3ab4eaa4e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fb117f64f66e7d9ec23ef555700f83e47e32557bf2ee04c5414e9af832a0d3b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-02-09T08:29:11Z",
    "title_canon_sha256": "dddd0e3d61fd5c3ad51d95abbad29b699280fcf44545b926862a679a1f00de7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.02395",
    "kind": "arxiv",
    "version": 1
  }
}