Pith Number

pith:TPW2GCTH

pith:2009:TPW2GCTHSUSQUMYYZH6KW2A7AI

not attested not anchored not stored refs pending

Upflows in the upper transition region of the quiet Sun

C.-Y. Tu, C. Zhou, E. Marsch, H. Tian, J.-S. He, L. Zhao

arxiv:0911.1833 v1 · 2009-11-10 · 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{TPW2GCTHSUSQUMYYZH6KW2A7AI}

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	2026-05-18T04:36:34.053464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9beda30a6795250a3318c9fcab681f02063809b38c664163f4eafed38b5f526a

Aliases

arxiv: 0911.1833 · arxiv_version: 0911.1833v1 · doi: 10.48550/arxiv.0911.1833 · pith_short_12: TPW2GCTHSUSQ · pith_short_16: TPW2GCTHSUSQUMYY · pith_short_8: TPW2GCTH

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/TPW2GCTHSUSQUMYYZH6KW2A7AI \
  | 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: 9beda30a6795250a3318c9fcab681f02063809b38c664163f4eafed38b5f526a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38d4f0b69201e2490c2d513e9097082fc94c41bcb6e392a8efb03a77c051c212",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-11-10T05:40:07Z",
    "title_canon_sha256": "5e12784fd3d8ef61330c02e53ad5e5713ef4a53fef6017328244a5e129a432b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.1833",
    "kind": "arxiv",
    "version": 1
  }
}