Pith Number

pith:SAQMH45D

pith:2010:SAQMH45DTMEN4XKVYDEEVVYQOS

not attested not anchored not stored refs pending

Comparison of AGN and Nuclear Starburst Activity in Seyfert 1 and 2 Galaxies over a Wide Luminosity Range Based on Near-infrared 2-4 micrometer Spectroscopy

(2) NAO Japan), Keisuke Imase (1) ((1) GUAS/NAO Japan, Masatoshi Imanishi (2), Nagisa Oi (1)

arxiv:1010.2756 v2 · 2010-10-13 · 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{SAQMH45DTMEN4XKVYDEEVVYQOS}

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	2026-05-18T02:05:05.374562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9020c3f3a39b08de5d55c0c84ad71074857744925ca5765753fc6d2fe1ccbf22

Aliases

arxiv: 1010.2756 · arxiv_version: 1010.2756v2 · doi: 10.48550/arxiv.1010.2756 · pith_short_12: SAQMH45DTMEN · pith_short_16: SAQMH45DTMEN4XKV · pith_short_8: SAQMH45D

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/SAQMH45DTMEN4XKVYDEEVVYQOS \
  | 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: 9020c3f3a39b08de5d55c0c84ad71074857744925ca5765753fc6d2fe1ccbf22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "194bf6fe0aa4723447b20aa76030a5599fa1965fca631362c49c8e5231edc3ff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-10-13T20:01:43Z",
    "title_canon_sha256": "a5a1acc57ab45f1c5937f6de9b94fa373b37f7047976eee6d552487e1effd5d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.2756",
    "kind": "arxiv",
    "version": 2
  }
}