Pith Number

pith:DKUHLVOZ

pith:2012:DKUHLVOZBPG44YIY2BYOWAHZ2J

not attested not anchored not stored refs pending

Eclipse, solar limb darkening function and diameter measurements: toward a unified approach

Andrea Raponi, Andreas Tegtmeier, Costantino Sigismondi, Konrad Guhl, Richard Nugent

arxiv:1201.0707 v2 · 2012-01-03 · astro-ph.SR · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DKUHLVOZBPG44YIY2BYOWAHZ2J}

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	2026-05-18T01:58:58.406774Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1aa875d5d90bcdce6118d070eb00f9d2625ed6458799d396430d80aae559bacf

Aliases

arxiv: 1201.0707 · arxiv_version: 1201.0707v2 · doi: 10.48550/arxiv.1201.0707 · pith_short_12: DKUHLVOZBPG4 · pith_short_16: DKUHLVOZBPG44YIY · pith_short_8: DKUHLVOZ

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/DKUHLVOZBPG44YIY2BYOWAHZ2J \
  | 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: 1aa875d5d90bcdce6118d070eb00f9d2625ed6458799d396430d80aae559bacf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "645eea8c5527aa23c635b28b254d0ddf27d96485cf87e5431739c1d4270ebe49",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-01-03T17:33:23Z",
    "title_canon_sha256": "0c826195a1bd076801e370e28a2725b03058a273999c53c41ce87ab7309893d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.0707",
    "kind": "arxiv",
    "version": 2
  }
}