Pith Number

pith:GCCHYQKI

pith:2010:GCCHYQKILS4K73TEDCV7T64NHZ

not attested not anchored not stored refs pending

The Spectroscopic Signature of Quasi-periodic Upflows in Active Region Timeseries

Bart De Pontieu, Hui Tian, Scott W. McIntosh

arxiv:1012.5112 v1 · 2010-12-22 · 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	2026-05-18T04:31:50.980931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30847c41485cb8afee6418abf9fb8d3e4b139b71c298b507283e195a1a74bf31

Aliases

arxiv: 1012.5112 · arxiv_version: 1012.5112v1 · doi: 10.48550/arxiv.1012.5112 · pith_short_12: GCCHYQKILS4K · pith_short_16: GCCHYQKILS4K73TE · pith_short_8: GCCHYQKI

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/GCCHYQKILS4K73TEDCV7T64NHZ \
  | 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: 30847c41485cb8afee6418abf9fb8d3e4b139b71c298b507283e195a1a74bf31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f492fff09bb3da76b3e1f4d6755e85fce8a232fe8ac8ade077ea36041a42536e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-12-22T21:48:00Z",
    "title_canon_sha256": "ce8392d20dd1d8fddf6c4c964c10bf6453fded7ff3df9a53d17bb7117774687c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.5112",
    "kind": "arxiv",
    "version": 1
  }
}