Pith Number

pith:4K4KDDNT

pith:2015:4K4KDDNTIERJ2GQZBBP7OXXZYD

not attested not anchored not stored refs pending

Detection of Fast-Moving Waves Propagating Outward along Sunspots' Radial Direction in the Photosphere

Alexander G. Kosovichev, Junwei Zhao, Ruizhu Chen, Thomas Hartlep

arxiv:1507.04795 v1 · 2015-07-16 · 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{4K4KDDNTIERJ2GQZBBP7OXXZYD}

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	2026-05-18T01:35:06.813190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2b8a18db341229d1a19085ff75ef9c0dbf87cdf41ab86ea1e18f3de8d476658

Aliases

arxiv: 1507.04795 · arxiv_version: 1507.04795v1 · doi: 10.48550/arxiv.1507.04795 · pith_short_12: 4K4KDDNTIERJ · pith_short_16: 4K4KDDNTIERJ2GQZ · pith_short_8: 4K4KDDNT

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/4K4KDDNTIERJ2GQZBBP7OXXZYD \
  | 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: e2b8a18db341229d1a19085ff75ef9c0dbf87cdf41ab86ea1e18f3de8d476658

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0fb000967bf235b20fc67b65f6b1c5886acc18319f6d4ece3c4c1c4ff08dfb1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-07-16T23:07:36Z",
    "title_canon_sha256": "58338384bb35dc7902107a8d9f1cc86cfcc0dba1f92aca43a67cc20bcda23f47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.04795",
    "kind": "arxiv",
    "version": 1
  }
}