Pith Number

pith:XQNFGMOH

pith:2015:XQNFGMOHM3Q3XBUVXJSL6PRHPF

not attested not anchored not stored refs pending

Validation of solar-cycle changes in low-degree helioseismic parameters from the Birmingham Solar-Oscillations Network

G.R. Davies, R. Howe, S.J. Hale, W.J. Chaplin, Y.P. Elsworth

arxiv:1509.06894 v1 · 2015-09-23 · 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{XQNFGMOHM3Q3XBUVXJSL6PRHPF}

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	2026-05-18T01:27:57.156487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc1a5331c766e1bb8695ba64bf3e27797564dc495fcfb66f6b53bedfab59d29f

Aliases

arxiv: 1509.06894 · arxiv_version: 1509.06894v1 · doi: 10.48550/arxiv.1509.06894 · pith_short_12: XQNFGMOHM3Q3 · pith_short_16: XQNFGMOHM3Q3XBUV · pith_short_8: XQNFGMOH

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/XQNFGMOHM3Q3XBUVXJSL6PRHPF \
  | 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: bc1a5331c766e1bb8695ba64bf3e27797564dc495fcfb66f6b53bedfab59d29f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ed3bc1e734ba9b56ce4ba4478ca861134fb38890794a853cf38ebd208cac4f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-09-23T09:16:24Z",
    "title_canon_sha256": "c36d51cb81c352ef16c3ee1b57b0bab6b0807bec50e011c14a63a59e971a9edf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.06894",
    "kind": "arxiv",
    "version": 1
  }
}