Pith Number

pith:I45GMWVF

pith:2020:I45GMWVF7MGFDVTWVBVMRY26NZ

not attested not anchored not stored refs pending

Stellar Spectral Interpolation using Machine Learning

Ajit Kembhavi, Harinder P. Singh, Jiannan Zhang, Jianrong Shi, Kaushal Sharma, Kaustubh Vaghmare, Ranjan Gupta, Yongheng Zhao, Yue Wu

arxiv:2006.11463 v1 · 2020-06-20 · 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{I45GMWVF7MGFDVTWVBVMRY26NZ}

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	2026-07-05T01:14:53.671246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

473a665aa5fb0c51d676a86ac8e35e6e4362a18a848e976f98062b0c132e83f0

Aliases

arxiv: 2006.11463 · arxiv_version: 2006.11463v1 · doi: 10.48550/arxiv.2006.11463 · pith_short_12: I45GMWVF7MGF · pith_short_16: I45GMWVF7MGFDVTW · pith_short_8: I45GMWVF

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/I45GMWVF7MGFDVTWVBVMRY26NZ \
  | 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: 473a665aa5fb0c51d676a86ac8e35e6e4362a18a848e976f98062b0c132e83f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59092a38e6e582215473c2663abaea7d236830a6ec2eaf4903ae4dddae3ada10",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-06-20T01:48:35Z",
    "title_canon_sha256": "12587767c7803d3246e5084a467b760ad431c4ce81662401e0dd5704d0bcc1d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.11463",
    "kind": "arxiv",
    "version": 1
  }
}