Pith Number

pith:J2SGD2IQ

pith:2009:J2SGD2IQNBAWHMCSAXW5DZ6AD6

not attested not anchored not stored refs pending

Observing the Roots of Solar Coronal Heating - in the Chromosphere

Bart De Pontieu, Carolus J. Schrijver, Scott W. McIntosh, Viggo H. Hansteen

arxiv:0906.5434 v1 · 2009-06-30 · 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{J2SGD2IQNBAWHMCSAXW5DZ6AD6}

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	2026-07-04T15:47:36.466791Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ea461e910684163b05205edd1e7c01fbd3d6fe5a1f710e558ec940e4608f535

Aliases

arxiv: 0906.5434 · arxiv_version: 0906.5434v1 · doi: 10.48550/arxiv.0906.5434 · pith_short_12: J2SGD2IQNBAW · pith_short_16: J2SGD2IQNBAWHMCS · pith_short_8: J2SGD2IQ

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/J2SGD2IQNBAWHMCSAXW5DZ6AD6 \
  | 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: 4ea461e910684163b05205edd1e7c01fbd3d6fe5a1f710e558ec940e4608f535

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7adf1e3dcabdcde3babc7e69d2a2e1fbb8c89dc7eb4b5b59998429a872e8cc9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-06-30T08:11:34Z",
    "title_canon_sha256": "9e9b205eb8177e56ab283f71095ed55417f48c39a24693229721be4671a1f27f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.5434",
    "kind": "arxiv",
    "version": 1
  }
}