Pith Number

pith:P7FDU4IL

pith:2020:P7FDU4IL756622JLWFAGKRT72B

not attested not anchored not stored refs pending

The Solar Corona during the Total Eclipse on 16 June 1806: Graphical Evidence of the Coronal Structure during the Dalton Minimum

Hisashi Hayakawa, Mathew J. Owens, Michael Lockwood, Mitsuru S\^oma

arxiv:2006.02868 v1 · 2020-06-04 · astro-ph.SR · physics.space-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P7FDU4IL756622JLWFAGKRT72B}

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	2026-07-05T01:08:00.979238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fca3a710bff7ded692bb14065467fd04755dd1ac1acc4dcd778b965fb8f217a

Aliases

arxiv: 2006.02868 · arxiv_version: 2006.02868v1 · doi: 10.48550/arxiv.2006.02868 · pith_short_12: P7FDU4IL7566 · pith_short_16: P7FDU4IL756622JL · pith_short_8: P7FDU4IL

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/P7FDU4IL756622JLWFAGKRT72B \
  | 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: 7fca3a710bff7ded692bb14065467fd04755dd1ac1acc4dcd778b965fb8f217a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93dc9ae6b72b8970d2d4a224cd4fcfbaee5f2cdfc271d0519eb55558b8ba80b6",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-06-04T14:05:18Z",
    "title_canon_sha256": "c09c66e46ba3e358ab0a0cab2c72a2338a9d5fa3ce398a79d67c0ad092d0ac46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.02868",
    "kind": "arxiv",
    "version": 1
  }
}