Pith Number

pith:FRBVV7BK

pith:2017:FRBVV7BKTT26ZY7Y6MMYGJSJ2X

not attested not anchored not stored refs pending

Imaging and mapping the impact of clouds on skyglow with all-sky photometry

Andreas Jechow, Christopher C. M. Kyba, Franz H\"olker, Henk Spoelstra, Salvador J. Ribas, Zolt\'an Koll\'ath

arxiv:1705.04968 v1 · 2017-05-14 · 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{FRBVV7BKTT26ZY7Y6MMYGJSJ2X}

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	2026-05-18T00:35:41.279922Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c435afc2a9cf5ece3f8f319832649d5c0ccfc1bfb20c7823a6048c1a7b1519a

Aliases

arxiv: 1705.04968 · arxiv_version: 1705.04968v1 · doi: 10.48550/arxiv.1705.04968 · pith_short_12: FRBVV7BKTT26 · pith_short_16: FRBVV7BKTT26ZY7Y · pith_short_8: FRBVV7BK

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/FRBVV7BKTT26ZY7Y6MMYGJSJ2X \
  | 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: 2c435afc2a9cf5ece3f8f319832649d5c0ccfc1bfb20c7823a6048c1a7b1519a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3022e9ee9edd2e71a7b46d1d3f16819e2d08d3d6f3a02601d61e24df5be988f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-05-14T14:28:33Z",
    "title_canon_sha256": "e94ab679c4313eb7184c4bc7feeadc4afe184af5f82961c80f5cdb8d2ecd294e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.04968",
    "kind": "arxiv",
    "version": 1
  }
}