Pith Number

pith:7ZJ2DPUR

pith:2012:7ZJ2DPUR73BWKPFJ2LMERFAENT

not attested not anchored not stored refs pending

Infrared Classification and Luminosities For Dusty AGN and the Most Luminous Quasars

Daniel Weedman, Donald Barry, James Houck, Lusine Sargsyan, Vianney Lebouteiller

arxiv:1211.0683 v1 · 2012-11-04 · 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{7ZJ2DPUR73BWKPFJ2LMERFAENT}

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	2026-05-18T01:53:26.213680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe53a1be91fec3653ca9d2d84894046ccbeeff6e62cd1bc0d7d591dbd52abda1

Aliases

arxiv: 1211.0683 · arxiv_version: 1211.0683v1 · doi: 10.48550/arxiv.1211.0683 · pith_short_12: 7ZJ2DPUR73BW · pith_short_16: 7ZJ2DPUR73BWKPFJ · pith_short_8: 7ZJ2DPUR

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/7ZJ2DPUR73BWKPFJ2LMERFAENT \
  | 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: fe53a1be91fec3653ca9d2d84894046ccbeeff6e62cd1bc0d7d591dbd52abda1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f860a4f8a424e6edbeba3164b23300c5a37cc39a0eb27a0eba170ebbb016582f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-11-04T13:37:23Z",
    "title_canon_sha256": "50e8cc0894c00a15b33c227ba1954a69fecc2bb8638e6b0ca0452f8ad45a0259"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.0683",
    "kind": "arxiv",
    "version": 1
  }
}