Pith Number

pith:6LLUWIB2

pith:2016:6LLUWIB2YBKX7GQCJQSGQHP4PM

not attested not anchored not stored refs pending

Vertical magnetic field gradient in the photospheric layers of sunspots

Andreas Lagg, Jayant Joshi, Johann Hirzberger, Sami K. Solanki, Sanjiv K. Tiwari

arxiv:1610.00500 v1 · 2016-10-03 · 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{6LLUWIB2YBKX7GQCJQSGQHP4PM}

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	2026-05-18T00:49:51.613504Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2d74b203ac0557f9a024c24681dfc7b09608b33f4ac73beb26d92df5cbbe5f6

Aliases

arxiv: 1610.00500 · arxiv_version: 1610.00500v1 · doi: 10.48550/arxiv.1610.00500 · pith_short_12: 6LLUWIB2YBKX · pith_short_16: 6LLUWIB2YBKX7GQC · pith_short_8: 6LLUWIB2

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/6LLUWIB2YBKX7GQCJQSGQHP4PM \
  | 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: f2d74b203ac0557f9a024c24681dfc7b09608b33f4ac73beb26d92df5cbbe5f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28f0aa791a21c7ef7f6e9978bab7414d3c2ba129be969e1ffadd17fcdfe8b82f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-10-03T11:28:29Z",
    "title_canon_sha256": "9adaf3b3ca3b9dc7f0eabd4d8af4015fe59114dfdbbf701477fe37fe3ee123c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.00500",
    "kind": "arxiv",
    "version": 1
  }
}