Pith Number

pith:W33Q73QK

pith:2018:W33Q73QKJQMSLMQ5SKA3LKBCPU

not attested not anchored not stored refs pending

Initial features of an X-class flare observed with SUMER and TRACE

D. E. Innes, S. K. Solanki, T. J. Wang, W. Curdt

arxiv:1805.10418 v1 · 2018-05-26 · 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{W33Q73QKJQMSLMQ5SKA3LKBCPU}

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	2026-05-18T00:14:52.545842Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6f70fee0a4c1925b21d9281b5a8227d335b58bd514f8f2e1957d09fcd8cef62

Aliases

arxiv: 1805.10418 · arxiv_version: 1805.10418v1 · doi: 10.48550/arxiv.1805.10418 · pith_short_12: W33Q73QKJQMS · pith_short_16: W33Q73QKJQMSLMQ5 · pith_short_8: W33Q73QK

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/W33Q73QKJQMSLMQ5SKA3LKBCPU \
  | 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: b6f70fee0a4c1925b21d9281b5a8227d335b58bd514f8f2e1957d09fcd8cef62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5702baf85634c55b1335714bd3850abdd658bac7013ccc822d094960457257ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-05-26T03:03:25Z",
    "title_canon_sha256": "cc9801288b53bd49ed6522b0c6bc62edf38ed1dad2ba17269f09c86d657c8ed9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.10418",
    "kind": "arxiv",
    "version": 1
  }
}