Pith Number

pith:2N7JM2SE

pith:2014:2N7JM2SEFVBHJBDM6D3NMSJX5V

not attested not anchored not stored refs pending

Optical Multi-Channel Intensity Interferometry - or: How To Resolve O-Stars in the Magellanic Clouds

Bangwon Lee, Changsu Choi, Jae-Young Kim, Junghwan Oh, Myungshin Im, Sascha Trippe, Sung-Chul Yoon, Taeseok Lee, Yong-Sun Park (Seoul National University)

arxiv:1410.7432 v1 · 2014-10-23 · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2N7JM2SEFVBHJBDM6D3NMSJX5V}

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	2026-05-18T01:41:39.495380Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d37e966a442d4274846cf0f6d64937ed555ec26c6e17c76fbcde2ec016989384

Aliases

arxiv: 1410.7432 · arxiv_version: 1410.7432v1 · doi: 10.48550/arxiv.1410.7432 · pith_short_12: 2N7JM2SEFVBH · pith_short_16: 2N7JM2SEFVBHJBDM · pith_short_8: 2N7JM2SE

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/2N7JM2SEFVBHJBDM6D3NMSJX5V \
  | 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: d37e966a442d4274846cf0f6d64937ed555ec26c6e17c76fbcde2ec016989384

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75c83a606d668007fd5da9fd7d8a753af5e5f10521110689edea600993564989",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-10-23T08:34:25Z",
    "title_canon_sha256": "e884aec94941ff7e1fabc79b40a463c01a5aac5079a561ce4f6bfc5200dd7104"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.7432",
    "kind": "arxiv",
    "version": 1
  }
}