Pith Number

pith:HZ3CDXFE

pith:2009:HZ3CDXFEB2YETADSPMXSNQ57FL

not attested not anchored not stored refs pending

Suzaku Observation of the Metallicity in the Interstellar Medium of NGC 4258

Asami Hayato, Atsushi Senda, Kazuo Makishima, Kosuke Sato, Kyoko Matsushita, Naoki Isobe, Poshak Gandhi, Saori Konami, Shin'ya Yamada, Toru Tamagawa

arxiv:0905.4366 v1 · 2009-05-27 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HZ3CDXFEB2YETADSPMXSNQ57FL}

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	2026-05-18T02:13:31.692336Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e7621dca40eb04980727b2f26c3bf2ad46b699fce5a4de228d3dbd325ae1c80

Aliases

arxiv: 0905.4366 · arxiv_version: 0905.4366v1 · doi: 10.48550/arxiv.0905.4366 · pith_short_12: HZ3CDXFEB2YE · pith_short_16: HZ3CDXFEB2YETADS · pith_short_8: HZ3CDXFE

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/HZ3CDXFEB2YETADSPMXSNQ57FL \
  | 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: 3e7621dca40eb04980727b2f26c3bf2ad46b699fce5a4de228d3dbd325ae1c80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9362e351ac2c020904dd2d74ff86ad1589c6bffd0aed9d71bba2273fc67fcbc8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-05-27T09:47:03Z",
    "title_canon_sha256": "91e39a27819b006e73f49eb843818ea999ef13b67281eb4f86effe9956459d01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.4366",
    "kind": "arxiv",
    "version": 1
  }
}