Pith Number

pith:47K736WG

pith:2017:47K736WG6DN6NSHBJY25PMAYMR

not attested not anchored not stored refs pending

Detection of emission in the Si i 1082.7 nm line core in sunspot umbrae

B. Ruiz Cobo, C. Quintero Noda, D. Orozco Suarez, M. Collados Vera

arxiv:1709.06773 v1 · 2017-09-20 · 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{47K736WG6DN6NSHBJY25PMAYMR}

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	2026-05-18T00:29:54.400464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7d5fdfac6f0dbe6c8e14e35d7b018647878939d2498e8ac7838c4c36d5f95d8

Aliases

arxiv: 1709.06773 · arxiv_version: 1709.06773v1 · doi: 10.48550/arxiv.1709.06773 · pith_short_12: 47K736WG6DN6 · pith_short_16: 47K736WG6DN6NSHB · pith_short_8: 47K736WG

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/47K736WG6DN6NSHBJY25PMAYMR \
  | 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: e7d5fdfac6f0dbe6c8e14e35d7b018647878939d2498e8ac7838c4c36d5f95d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd4d33932f2cd2f381f34f7880ae91b45ed8c5dc3361616d1fb084b9e7aad379",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-09-20T08:57:54Z",
    "title_canon_sha256": "03a51d5de7a78a6a5194cef541041865e15fc5c5971a261a8b5d4f5ca6fd5602"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.06773",
    "kind": "arxiv",
    "version": 1
  }
}