Pith Number

pith:OPTW2FB4

pith:2017:OPTW2FB4W7RWGDLDRHUWZDA6IM

not attested not anchored not stored refs pending

Gas rotation, shocks and outflow within the inner 3 kpc of the radio galaxy 3C 33

2), (2) Universidade Federal do Rio Grande do Sul), Allan Schnorr-M\"uller (2) ((1) Universidade Federal de Santa Catarina, Guilherme S. Couto (1, Thaisa Storchi-Bergmann (2)

arxiv:1704.06343 v1 · 2017-04-20 · 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{OPTW2FB4W7RWGDLDRHUWZDA6IM}

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	2026-05-18T00:40:03.992958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73e76d143cb7e3630d6389e96c8c1e43299aaf3667f74fe7173bbce29c0a1d3c

Aliases

arxiv: 1704.06343 · arxiv_version: 1704.06343v1 · doi: 10.48550/arxiv.1704.06343 · pith_short_12: OPTW2FB4W7RW · pith_short_16: OPTW2FB4W7RWGDLD · pith_short_8: OPTW2FB4

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/OPTW2FB4W7RWGDLDRHUWZDA6IM \
  | 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: 73e76d143cb7e3630d6389e96c8c1e43299aaf3667f74fe7173bbce29c0a1d3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69fe5ec85980513460c4541e90a89759f7ecda81bba77c99bb9f686b0213eea7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-04-20T21:26:49Z",
    "title_canon_sha256": "a7ed89105bd5ceed8a49578e2009f159abeab3dc2e95aeddff9a038ee0d243e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.06343",
    "kind": "arxiv",
    "version": 1
  }
}