Pith Number

pith:3H7MNZNR

pith:2008:3H7MNZNRGPWNKHI5Z5UKAIGJDV

not attested not anchored not stored refs pending

Clustering of Emission-line Stars in the W5E HII region

Koji Sugitani, Makoto Nakano, Makoto Watanabe, Takahiro Niwa, Yoichi Itoh

arxiv:0802.2624 v1 · 2008-02-19 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3H7MNZNRGPWNKHI5Z5UKAIGJDV}

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	2026-05-18T02:16:01.017208Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9fec6e5b133ecd51d1dcf68a020c91d46ea4197d9e9eb34aefc00e8d51648f2

Aliases

arxiv: 0802.2624 · arxiv_version: 0802.2624v1 · doi: 10.48550/arxiv.0802.2624 · pith_short_12: 3H7MNZNRGPWN · pith_short_16: 3H7MNZNRGPWNKHI5 · pith_short_8: 3H7MNZNR

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/3H7MNZNRGPWNKHI5Z5UKAIGJDV \
  | 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: d9fec6e5b133ecd51d1dcf68a020c91d46ea4197d9e9eb34aefc00e8d51648f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a47edb8370352e50ae50defd4a4222c6377a7279645c023047ef9c5ecd9c4e84",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-02-19T11:08:20Z",
    "title_canon_sha256": "4a282a533a654d4126a61d6b20fb09edf87890db1b4fbb6d1da60d9ff4101a2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0802.2624",
    "kind": "arxiv",
    "version": 1
  }
}