Pith Number

pith:DQRVIKYB

pith:2008:DQRVIKYBQEWANOA6POH4H52RXV

not attested not anchored not stored refs pending

Star Formation Rates and Metallicities of K-selected Star Forming Galaxies at z~2

Chun Ly, Kazuhiro Shimasaku, Kentaro Motohara, Makiko Yoshida, Masao Hayashi, Masato Onodera, Matthew A. Malkan, Nobunari Kashikawa, Sadanori Okamura, Yuka Katsuno Uchimoto

arxiv:0809.5100 v1 · 2008-09-30 · 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{DQRVIKYBQEWANOA6POH4H52RXV}

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	2026-05-18T02:35:14.620604Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c23542b01812c06b81e7b8fc3f751bd636aeafd6437d88ca1263fd78d953648

Aliases

arxiv: 0809.5100 · arxiv_version: 0809.5100v1 · doi: 10.48550/arxiv.0809.5100 · pith_short_12: DQRVIKYBQEWA · pith_short_16: DQRVIKYBQEWANOA6 · pith_short_8: DQRVIKYB

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/DQRVIKYBQEWANOA6POH4H52RXV \
  | 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: 1c23542b01812c06b81e7b8fc3f751bd636aeafd6437d88ca1263fd78d953648

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48ec7d5f193af1d5698a86b51d78b448e5acecce872f80bd212ff89489494c61",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-09-30T01:38:29Z",
    "title_canon_sha256": "fae4df37c3aeb8a0af877505f7181ef7e2ccae8b0560d5c54666c79cfc3712f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.5100",
    "kind": "arxiv",
    "version": 1
  }
}