Pith Number

pith:A2W6CYDT

pith:2009:A2W6CYDTD6QJMYPIXJNSF6TR6G

not attested not anchored not stored refs pending

Exploring the active galactic nucleus and starburst content of local ultraluminous infrared galaxies through 5-8 micron spectroscopy

A. Marconi, E. Nardini, E. Sani, G. Risaliti, M. Salvati, R. Maiolino, Y. Watabe

arxiv:0907.1236 v1 · 2009-07-07 · 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{A2W6CYDTD6QJMYPIXJNSF6TR6G}

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	2026-05-18T02:13:04.720499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06ade160731fa09661e8ba5b22fa71f1b5f9ce52238a574607c2467c676dfeb7

Aliases

arxiv: 0907.1236 · arxiv_version: 0907.1236v1 · doi: 10.48550/arxiv.0907.1236 · pith_short_12: A2W6CYDTD6QJ · pith_short_16: A2W6CYDTD6QJMYPI · pith_short_8: A2W6CYDT

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/A2W6CYDTD6QJMYPIXJNSF6TR6G \
  | 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: 06ade160731fa09661e8ba5b22fa71f1b5f9ce52238a574607c2467c676dfeb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cbfd978d32324abdb87a06fe8d97cc3d53e41fc466106c3384f8ca06634f032",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-07-07T15:24:57Z",
    "title_canon_sha256": "6f483459fb822ddb8318ababd79b7f7223fb04ef02d83d493688cc8956ce57ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.1236",
    "kind": "arxiv",
    "version": 1
  }
}