Pith Number

pith:CGMEAHAL

pith:2018:CGMEAHALPNGL7CF7XXL3OTXJ6Q

not attested not anchored not stored refs pending

Observations of upward propagating waves in the transition region and corona above Sunspots

Bo Li, Hui Fu, Lidong Xia, Zhenghua Huang, Zhenyong Hou

arxiv:1801.07515 v1 · 2018-01-23 · 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{CGMEAHALPNGL7CF7XXL3OTXJ6Q}

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	2026-05-18T00:20:35.500710Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1198401c0b7b4cbf88bfbdd7b74ee9f42529ec23bc49d851c8085c216cec7230

Aliases

arxiv: 1801.07515 · arxiv_version: 1801.07515v1 · doi: 10.48550/arxiv.1801.07515 · pith_short_12: CGMEAHALPNGL · pith_short_16: CGMEAHALPNGL7CF7 · pith_short_8: CGMEAHAL

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/CGMEAHALPNGL7CF7XXL3OTXJ6Q \
  | 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: 1198401c0b7b4cbf88bfbdd7b74ee9f42529ec23bc49d851c8085c216cec7230

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f309c02fddc960ec8bfb7a2d6009961eceba926a47519b3baf4f479450385583",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-01-23T12:44:21Z",
    "title_canon_sha256": "90d2e88e3c1f25b6f62ffe33f8106f351a187709110c7d824f1ccc83c2c4a731"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.07515",
    "kind": "arxiv",
    "version": 1
  }
}