Pith Number

pith:Q4TNCUAC

pith:2019:Q4TNCUACDCPEN6KPFFEK3W2O3O

not attested not anchored not stored refs pending

Sensitivity of low-degree solar p modes to active and ephemeral regions: frequency shifts back to the Maunder Minimum

Andrea Miglio, Eddie Ross, Guy R. Davies, Rachel Howe, Rapha\"elle D. Haywood, Sarbani Basu, Steven J. Hale, Timothy W. Milbourne, William J. Chaplin, Yvonne Elsworth

arxiv:1908.08755 v1 · 2019-08-23 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q4TNCUACDCPEN6KPFFEK3W2O3O}

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	2026-07-05T00:06:55.300646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8726d15002189e46f94f2948addb4edbab9b2be6c6b6e25603686662105ce087

Aliases

arxiv: 1908.08755 · arxiv_version: 1908.08755v1 · doi: 10.48550/arxiv.1908.08755 · pith_short_12: Q4TNCUACDCPE · pith_short_16: Q4TNCUACDCPEN6KP · pith_short_8: Q4TNCUAC

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/Q4TNCUACDCPEN6KPFFEK3W2O3O \
  | 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: 8726d15002189e46f94f2948addb4edbab9b2be6c6b6e25603686662105ce087

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ba8c438a95cfa186406fe6c5f958204d0c8b7afd19629c2f053e3557bc23ea5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-08-23T10:51:15Z",
    "title_canon_sha256": "5450a58b4c0fff9b2277a5a4917104a82479ace4a38ee54d549ba1da25e142d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08755",
    "kind": "arxiv",
    "version": 1
  }
}