Pith Number

pith:M5T5ARHA

pith:2019:M5T5ARHAMTLPXKN3BMXG52QG7V

not attested not anchored not stored refs pending

SuperDARN Observations of Semidiurnal Tidal Variability in the MLT and the Response to Sudden Stratospheric Warming Events

P. J. Espy, R. E. Hibbins, R. J. Barnes, V. Limpasuvan, Y. J. Orsolini

arxiv:1906.12173 v1 · 2019-06-28 · physics.ao-ph · physics.space-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M5T5ARHAMTLPXKN3BMXG52QG7V}

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	2026-05-17T23:41:59.080581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6767d044e064d6fba9bb0b2e6eea06fd5c0a5574a58ec2135caa655b90ab3636

Aliases

arxiv: 1906.12173 · arxiv_version: 1906.12173v1 · doi: 10.48550/arxiv.1906.12173 · pith_short_12: M5T5ARHAMTLP · pith_short_16: M5T5ARHAMTLPXKN3 · pith_short_8: M5T5ARHA

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/M5T5ARHAMTLPXKN3BMXG52QG7V \
  | 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: 6767d044e064d6fba9bb0b2e6eea06fd5c0a5574a58ec2135caa655b90ab3636

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c4bc21fcd438add13075ab9c8e87ee1a5a338eb9a3ea8877fef7d99ecffb231",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2019-06-28T12:37:57Z",
    "title_canon_sha256": "19f304fe80460f265a7c02e39e6492d2f16a656392f24af54ee91082efb041c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.12173",
    "kind": "arxiv",
    "version": 1
  }
}