Pith Number

pith:SETITWA6

pith:2017:SETITWA6GFPVRRC2UPCIXUFZ3J

not attested not anchored not stored refs pending

Variation of Solar Microwave Spectrum in the Last Half Century

A. Asai, K. Iwai, M. Saito, M. Shimojo, S. Nozawa, T. Minamidani

arxiv:1709.03695 v1 · 2017-09-12 · astro-ph.SR

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	2026-05-18T00:32:38.969061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

912689d81e315f58c45aa3c48bd0b9da587d4811e0cd5d7935cc54082eaf9593

Aliases

arxiv: 1709.03695 · arxiv_version: 1709.03695v1 · doi: 10.48550/arxiv.1709.03695 · pith_short_12: SETITWA6GFPV · pith_short_16: SETITWA6GFPVRRC2 · pith_short_8: SETITWA6

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/SETITWA6GFPVRRC2UPCIXUFZ3J \
  | 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: 912689d81e315f58c45aa3c48bd0b9da587d4811e0cd5d7935cc54082eaf9593

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49ab5ac76e6fee7cfc6651bfcb7622f89e1566e35117627bfb32d06fd4702c4d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-09-12T05:22:33Z",
    "title_canon_sha256": "4522b624a59c1300e17a62cc2c9584ef9b12554ccef3daff3bbf005904ac0ce0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.03695",
    "kind": "arxiv",
    "version": 1
  }
}