Pith Number

pith:KN3WMDFC

pith:2014:KN3WMDFCEKRWO7N752NHZP6IM4

not attested not anchored not stored refs pending

Extragalactic radio sources with sharply inverted spectrum at metre wavelengths

A. Goyal, C. H. Ishwara-Chandra, Gopal-Krishna, Mukul Mhaskey, N. G. Kantharia, Paul J. Wiita, Pritesh Ranadive, S. K. Sirothia

arxiv:1407.4255 v1 · 2014-07-16 · astro-ph.HE · 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{KN3WMDFCEKRWO7N752NHZP6IM4}

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	2026-05-18T01:42:36.264450Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5377660ca222a3677dbfee9a7cbfc86720c0a64585b0c8a5ba0d09ebda36bd97

Aliases

arxiv: 1407.4255 · arxiv_version: 1407.4255v1 · doi: 10.48550/arxiv.1407.4255 · pith_short_12: KN3WMDFCEKRW · pith_short_16: KN3WMDFCEKRWO7N7 · pith_short_8: KN3WMDFC

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/KN3WMDFCEKRWO7N752NHZP6IM4 \
  | 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: 5377660ca222a3677dbfee9a7cbfc86720c0a64585b0c8a5ba0d09ebda36bd97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47c0dfaefdc52cab3585d81c0dcd1d2c8d980d8f7be213b6e16f7c81d5cdecb7",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-07-16T10:32:29Z",
    "title_canon_sha256": "aec4ffbf8457f983619163a7308cc079fc9bd480f51edb5656a285b4cbcb7bdd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.4255",
    "kind": "arxiv",
    "version": 1
  }
}