Pith Number

pith:XVGSGS6A

pith:2016:XVGSGS6AU27WPEIWCUESWT2MYW

not attested not anchored not stored refs pending

A lack of classical Cepheids in the inner part of the Galactic disk

Giuseppe Bono, Laura Inno, Michael W. Feast, Naoto Kobayashi, Noriyuki Matsunaga, Shogo Nishiyama, Takahiro Nagayama, Tetsuya Nagata, Yoshiki Matsuoka

arxiv:1606.07943 v1 · 2016-06-25 · astro-ph.GA · 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{XVGSGS6AU27WPEIWCUESWT2MYW}

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	2026-05-18T01:11:54.106222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd4d234bc0a6bf67911615092b4f4cc581dab0d4041e37f50eb4785999cdb1d3

Aliases

arxiv: 1606.07943 · arxiv_version: 1606.07943v1 · doi: 10.48550/arxiv.1606.07943 · pith_short_12: XVGSGS6AU27W · pith_short_16: XVGSGS6AU27WPEIW · pith_short_8: XVGSGS6A

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/XVGSGS6AU27WPEIWCUESWT2MYW \
  | 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: bd4d234bc0a6bf67911615092b4f4cc581dab0d4041e37f50eb4785999cdb1d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "455d33872b704f4f79a382f7f1646d12c6f88fc03d42802be473049ff9a99dd0",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-06-25T17:57:14Z",
    "title_canon_sha256": "7bbc0e5394f6b0be69ff142706c1ffeaa5107775fdd2f50048c36f484c780d03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.07943",
    "kind": "arxiv",
    "version": 1
  }
}