Pith Number

pith:CATTBY7Z

pith:2010:CATTBY7ZU2RT2XFDWVU2KSCPYE

not attested not anchored not stored refs pending

Environmental effects on the growth of super massive black holes and AGN feedback

Jeremiah P. Ostriker (Princeton University, Luca Ciotti (University of Bologna), Min-Su Shin (Princeton University), University of Cambridge)

arxiv:1003.1108 v2 · 2010-03-04 · 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{CATTBY7ZU2RT2XFDWVU2KSCPYE}

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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	2026-05-18T04:05:27.950773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

102730e3f9a6a33d5ca3b569a5484fc11098ced7494fdf53767855dd10aabdd3

Aliases

arxiv: 1003.1108 · arxiv_version: 1003.1108v2 · doi: 10.48550/arxiv.1003.1108 · pith_short_12: CATTBY7ZU2RT · pith_short_16: CATTBY7ZU2RT2XFD · pith_short_8: CATTBY7Z

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/CATTBY7ZU2RT2XFDWVU2KSCPYE \
  | 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: 102730e3f9a6a33d5ca3b569a5484fc11098ced7494fdf53767855dd10aabdd3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab38f9ee9e0853643bae5f61d1cd13e550b18a14c32f86ee5af84c4d16ec96eb",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-03-04T18:33:49Z",
    "title_canon_sha256": "ffba5120c9b46466c5d736e534fa15c4076bccc822376866b70d1455682d876e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.1108",
    "kind": "arxiv",
    "version": 2
  }
}