Pith Number

pith:C4NLUUZG

pith:2011:C4NLUUZGAFIA2KPBM54LYF2VUT

not attested not anchored not stored refs pending

Near-infrared polarimetry as a tool for testing properties of accreting super-massive black holes

A. Eckart, C. Straubmeier, D. Kunneriath, G. Witzel, J.A. Zensus, K. Muzic, M. Dovciak, M. Garcia-Marin, M. Valencia-S, M. Zamaninasab, N. Sabha, R. Schoedel, V. Karas

arxiv:1102.0775 v1 · 2011-02-03 · astro-ph.HE · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C4NLUUZGAFIA2KPBM54LYF2VUT}

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	2026-05-18T02:03:17.010202Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

171aba532601500d29e16778bc1755a4f37a02932f066ca1d17696476288bae8

Aliases

arxiv: 1102.0775 · arxiv_version: 1102.0775v1 · doi: 10.48550/arxiv.1102.0775 · pith_short_12: C4NLUUZGAFIA · pith_short_16: C4NLUUZGAFIA2KPB · pith_short_8: C4NLUUZG

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/C4NLUUZGAFIA2KPBM54LYF2VUT \
  | 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: 171aba532601500d29e16778bc1755a4f37a02932f066ca1d17696476288bae8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d415553a73084ba76c2fc8b491d30bbc05668b8f5c8b0d42a0b9464e62a11a3",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-02-03T21:00:02Z",
    "title_canon_sha256": "9143a19b4274b0b29861308b179f578f1435d1956ffd09c632791278f8dcc4fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.0775",
    "kind": "arxiv",
    "version": 1
  }
}