Pith Number

pith:EHD3DIH4

pith:2019:EHD3DIH4FHQBMUGHTPSHFDKE4L

not attested not anchored not stored refs pending

On the origin of the magnetic energy in the quiet solar chromosphere

Bart De Pontieu, Boris Gudiksen, Juan Mart\'inez-Sykora, Mats Carlsson, Milan Gosic, Viggo H. Hansteen

arxiv:1904.04464 v2 · 2019-04-09 · 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{EHD3DIH4FHQBMUGHTPSHFDKE4L}

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	2026-05-17T23:43:02.636669Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21c7b1a0fc29e01650c79be4728d44e2f03555a8f021cf88504d97bbb39212f8

Aliases

arxiv: 1904.04464 · arxiv_version: 1904.04464v2 · doi: 10.48550/arxiv.1904.04464 · pith_short_12: EHD3DIH4FHQB · pith_short_16: EHD3DIH4FHQBMUGH · pith_short_8: EHD3DIH4

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/EHD3DIH4FHQBMUGHTPSHFDKE4L \
  | 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: 21c7b1a0fc29e01650c79be4728d44e2f03555a8f021cf88504d97bbb39212f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa952fca9559bc0066e332894d5977e74cf8ce952030deaa44c2c81779e2e3be",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-04-09T04:49:24Z",
    "title_canon_sha256": "6743a34d3ab884e5b5fee81fb398c6f21deb24a4192f53e2ff16244f11d82a2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04464",
    "kind": "arxiv",
    "version": 2
  }
}