Pith Number

pith:FK4IQGNS

pith:2017:FK4IQGNSSA5CPE6Q2RSYKG7AKW

not attested not anchored not stored refs pending

Low ionospheric reactions on tropical depressions prior hurricanes

Aleksandra Nina, Andjelka Kova\v{c}evi\'c, Bo\v{s}ko Milovanovi\'c, Jovan Baj\v{c}eti\'c, Luka \v{C}. Popovi\'c, Milan Radovanovi\'c

arxiv:1705.08512 v1 · 2017-05-23 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FK4IQGNSSA5CPE6Q2RSYKG7AKW}

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	2026-05-18T00:43:45.899911Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ab88819b2903a2793d0d465851be055b4009810361dba12e5fa4ff7ca41b22c

Aliases

arxiv: 1705.08512 · arxiv_version: 1705.08512v1 · doi: 10.48550/arxiv.1705.08512 · pith_short_12: FK4IQGNSSA5C · pith_short_16: FK4IQGNSSA5CPE6Q · pith_short_8: FK4IQGNS

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/FK4IQGNSSA5CPE6Q2RSYKG7AKW \
  | 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: 2ab88819b2903a2793d0d465851be055b4009810361dba12e5fa4ff7ca41b22c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "960340fdffcda76a3454885841ead0c8a5b36a90b6625e274bc368015fa7e1fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-05-23T19:59:26Z",
    "title_canon_sha256": "a0cd400cdbb29e15e06f05d6023432846233b36a627f2707db55e78495ba4549"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.08512",
    "kind": "arxiv",
    "version": 1
  }
}