Pith Number

pith:4HWAMH2J

pith:2009:4HWAMH2JGH3JION6GTAWMKZXSY

not attested not anchored not stored refs pending

Lyman Break Galaxies at z~5: Rest-Frame UV Spectra. III

Hiroki Kajino, Ikuru Iwata, Kentaro Aoki, Kiyoto Yabe, Kouji Ohta, Marcin Sawicki, Masayuki Akiyama, Naoyuki Tamura, Suraphong Yuma

arxiv:0908.1646 v1 · 2009-08-12 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4HWAMH2JGH3JION6GTAWMKZXSY}

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	2026-05-18T02:12:35.182142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1ec061f4931f69439be34c1662b37963b28ac856c6e7f94a353b04e0d834371

Aliases

arxiv: 0908.1646 · arxiv_version: 0908.1646v1 · doi: 10.48550/arxiv.0908.1646 · pith_short_12: 4HWAMH2JGH3J · pith_short_16: 4HWAMH2JGH3JION6 · pith_short_8: 4HWAMH2J

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/4HWAMH2JGH3JION6GTAWMKZXSY \
  | 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: e1ec061f4931f69439be34c1662b37963b28ac856c6e7f94a353b04e0d834371

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3e059fb5dfb3418f58b5d451446066c4c38b86fb13bafe0cb18bf814cbd4aea",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-08-12T08:58:42Z",
    "title_canon_sha256": "160f629c1cdddcedc287104d8ed8b0e7137590697f7da0f86831597ca73a2673"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.1646",
    "kind": "arxiv",
    "version": 1
  }
}