Pith Number

pith:LRG6DYM5

pith:2011:LRG6DYM56SVFTGG2G45EJPLVS7

not attested not anchored not stored refs pending

Measuring NIR Atmospheric Extinction Using a Global Positioning System Receiver

Cullen H. Blake, Margaret M. Shaw

arxiv:1109.6703 v1 · 2011-09-30 · 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{LRG6DYM56SVFTGG2G45EJPLVS7}

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	2026-05-18T02:00:21.246190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c4de1e19df4aa5998da373a44bd7597e0f6ed42fa45e642309275404e44cc84

Aliases

arxiv: 1109.6703 · arxiv_version: 1109.6703v1 · doi: 10.48550/arxiv.1109.6703 · pith_short_12: LRG6DYM56SVF · pith_short_16: LRG6DYM56SVFTGG2 · pith_short_8: LRG6DYM5

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/LRG6DYM56SVFTGG2G45EJPLVS7 \
  | 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: 5c4de1e19df4aa5998da373a44bd7597e0f6ed42fa45e642309275404e44cc84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42721ea3bdfac5312b42ebb529f5083b15c1c759b49f6ce602441b1489639095",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-09-30T02:38:38Z",
    "title_canon_sha256": "03568782af919f79a7efb715a74b0b1b1be9f41c510852c0e165b0762a509eb0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.6703",
    "kind": "arxiv",
    "version": 1
  }
}