Pith Number

pith:4YK7RIOJ

pith:2009:4YK7RIOJLOY3Y2KVCLN6NAHISH

not attested not anchored not stored refs pending

Intermittency in the photosphere and corona above an active region

Haimin Wang, Valentyna Abramenko, Vasyl Yurchyshyn

arxiv:0903.2882 v1 · 2009-03-17 · astro-ph.SR · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4YK7RIOJLOY3Y2KVCLN6NAHISH}

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	2026-05-18T04:29:15.897290Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e615f8a1c95bb1bc695512dbe680e891f1603d0c02adb787911da2665411fdc6

Aliases

arxiv: 0903.2882 · arxiv_version: 0903.2882v1 · doi: 10.48550/arxiv.0903.2882 · pith_short_12: 4YK7RIOJLOY3 · pith_short_16: 4YK7RIOJLOY3Y2KV · pith_short_8: 4YK7RIOJ

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/4YK7RIOJLOY3Y2KVCLN6NAHISH \
  | 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: e615f8a1c95bb1bc695512dbe680e891f1603d0c02adb787911da2665411fdc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ec5fd9540f4b698f1ea9f6aa8062dbcfe8dc1494a55fcbffde2d6a4b6ed2e93",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-03-17T00:09:12Z",
    "title_canon_sha256": "f4f7e83bb80357e886d508aed44a4568fa960299ec69f2d89d6f68c827d2a94d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.2882",
    "kind": "arxiv",
    "version": 1
  }
}