Pith Number

pith:Q3B5335R

pith:2017:Q3B5335RKHIBKUSDXB3RAMY3EE

not attested not anchored not stored refs pending

Two Solar Tornadoes Observed with the Interface Region Imaging Spectrograph

Hardi Peter, Hui Tian, Jingwen Zhang, Tanmoy Samanta, Yajie Chen, Yang Su, Zihao Yang

arxiv:1711.08968 v2 · 2017-11-24 · astro-ph.SR · astro-ph.EP

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

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	2026-05-18T00:25:16.036470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86c3ddefb151d0155243b87710331b21334e3f7c77db98f6e315ed263f5e8f0d

Aliases

arxiv: 1711.08968 · arxiv_version: 1711.08968v2 · doi: 10.48550/arxiv.1711.08968 · pith_short_12: Q3B5335RKHIB · pith_short_16: Q3B5335RKHIBKUSD · pith_short_8: Q3B5335R

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/Q3B5335RKHIBKUSDXB3RAMY3EE \
  | 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: 86c3ddefb151d0155243b87710331b21334e3f7c77db98f6e315ed263f5e8f0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "820b861aeb1bd9efb43dcfda4c9cee46bf82eb4c524611d5017c1f498c9800fb",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-11-24T14:08:35Z",
    "title_canon_sha256": "2235f877dc6860b275d682d2bb2cdc19a8adffc416b22ff403c8809a0304479c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.08968",
    "kind": "arxiv",
    "version": 2
  }
}