Pith Number

pith:IAFXDIZB

pith:2016:IAFXDIZBLNZNHXWZ2N5ZXB72IC

not attested not anchored not stored refs pending

A GMRT Study of Seyfert Galaxies NGC4235 & NGC4594: Evidence of Episodic Activity ?

Ananda Hota (CBS, C. H. Ishwara-Chandra (NCRA, India), J. F. Gallimore (Bucknell, P. Kharb (Indian Institute of Astrophysics), S. Srivastava (PRL, USA), V. Singh (PRL

arxiv:1603.08364 v1 · 2016-03-28 · 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{IAFXDIZBLNZNHXWZ2N5ZXB72IC}

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	2026-05-18T01:16:39.351980Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

400b71a3215b72d3ded9d37b9b87fa40bb38cb7ae51b4797289521fb5910377f

Aliases

arxiv: 1603.08364 · arxiv_version: 1603.08364v1 · doi: 10.48550/arxiv.1603.08364 · pith_short_12: IAFXDIZBLNZN · pith_short_16: IAFXDIZBLNZNHXWZ · pith_short_8: IAFXDIZB

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/IAFXDIZBLNZNHXWZ2N5ZXB72IC \
  | 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: 400b71a3215b72d3ded9d37b9b87fa40bb38cb7ae51b4797289521fb5910377f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7faf5eb3fb739c8d7f0a695d0bd992d534b1c751ddda21298837018382a930a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-03-28T11:42:03Z",
    "title_canon_sha256": "450c8c5fd6939b2cabb9bba9968509b262f040711efd862019535845c4480874"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.08364",
    "kind": "arxiv",
    "version": 1
  }
}