Pith Number

pith:TKTKJZHW

pith:2013:TKTKJZHW5EX5BSLCT5CLWQSAX6

not attested not anchored not stored refs pending

The RoboPol optical polarization survey of gamma-ray - loud blazars

A.C.S. Readhead, A. Kus, A. Ramaprakash, B. Pazderska, C. Rajarshi, D. Blinov, D. Modi, E. Angelakis, E. Paleologou, E. Pazderski, G. Panopoulou, I. Myserlis, I. Papadakis, I. Papamastorakis, J.A. Zensus, K. Tassis, L. Fuhrmann, M. Balokovi\'c, N. Kylafis, O.G. King, P. Khodade, P. Reig, R. Feiler, T. Hovatta, T.J. Pearson, V. Pavlidou

arxiv:1311.3304 v2 · 2013-11-13 · astro-ph.HE · 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{TKTKJZHW5EX5BSLCT5CLWQSAX6}

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	2026-05-18T01:46:31.334912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9aa6a4e4f6e92fd0c9629f44bb4240bf92ff9c1f2f8bf8b6afc59f2f149204d8

Aliases

arxiv: 1311.3304 · arxiv_version: 1311.3304v2 · doi: 10.48550/arxiv.1311.3304 · pith_short_12: TKTKJZHW5EX5 · pith_short_16: TKTKJZHW5EX5BSLC · pith_short_8: TKTKJZHW

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/TKTKJZHW5EX5BSLCT5CLWQSAX6 \
  | 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: 9aa6a4e4f6e92fd0c9629f44bb4240bf92ff9c1f2f8bf8b6afc59f2f149204d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "142a56c8fce8026adab1a557ade984edc5684bd67577cbbc1bd997cd8e04bed1",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-11-13T21:00:07Z",
    "title_canon_sha256": "610bdf5398e0fe9666f05ab91f5ac6f2793a5a954dd74b47f7c77d8bd13f7c03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.3304",
    "kind": "arxiv",
    "version": 2
  }
}