Pith Number

pith:E336SVCZ

pith:2011:E336SVCZFO66ZZA7LVM4CYOCLQ

not attested not anchored not stored refs pending

Observational constraints on the physics behind the evolution of AGN since z ~ 1

(2) UC San Diego, (3) Steward Observatory Arizona, (4) MPE, (5) UCO/Lick Santa Cruz, (6) Centre for Galaxy Evolution, A. Georgakakis (1), A.L. Coil (2), C.N.A. Willmer (3), D.C. Koo (5), D.D. Kocevski (5), D.J. Rosario (4), J.R. Trump (5), K. Nandra (4), M.C. Cooper (6), S. Juneau (3) ((1) Athens Observatory, UC Irvine)

arxiv:1109.0287 v1 · 2011-09-01 · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E336SVCZFO66ZZA7LVM4CYOCLQ}

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	2026-05-18T02:00:43.047597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26f7e954592bbdece41f5d59c161c25c3373543b195129030086717b270dee8d

Aliases

arxiv: 1109.0287 · arxiv_version: 1109.0287v1 · doi: 10.48550/arxiv.1109.0287 · pith_short_12: E336SVCZFO66 · pith_short_16: E336SVCZFO66ZZA7 · pith_short_8: E336SVCZ

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/E336SVCZFO66ZZA7LVM4CYOCLQ \
  | 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: 26f7e954592bbdece41f5d59c161c25c3373543b195129030086717b270dee8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1343ddc0d696933c18955044e02ac2d52f8f11a9f25cb8f6589fffa69c694805",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-09-01T20:00:21Z",
    "title_canon_sha256": "8f71a6152ab301040812661696eb09054be8323a766aea8fc82bb77d33849538"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.0287",
    "kind": "arxiv",
    "version": 1
  }
}