Pith Number

pith:COUIRWDX

pith:2024:COUIRWDX5GKXQXRB3CI4WHAUWK

not attested not anchored not stored refs pending

New Python-based Architecture for the Keck Observatory Archive

Christopher R. Gelino, G. Bruce Berriman, John C. Good, R. Moseley, Toba Oluyide

arxiv:2412.12356 v1 · 2024-12-16 · 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{COUIRWDX5GKXQXRB3CI4WHAUWK}

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	2026-07-05T09:50:13.794698Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13a888d877e995785e21d891cb1c14b2b3f35602b51017b86c9faae9bff5feda

Aliases

arxiv: 2412.12356 · arxiv_version: 2412.12356v1 · doi: 10.48550/arxiv.2412.12356 · pith_short_12: COUIRWDX5GKX · pith_short_16: COUIRWDX5GKXQXRB · pith_short_8: COUIRWDX

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/COUIRWDX5GKXQXRB3CI4WHAUWK \
  | 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: 13a888d877e995785e21d891cb1c14b2b3f35602b51017b86c9faae9bff5feda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b092b7b0c193c63501198bc2fd7f9d135e8425f8697770dbefe8374e8e9eecdc",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2024-12-16T21:03:24Z",
    "title_canon_sha256": "ef6794254220d4be150ee415c614c1427e111990355bb656e960c79452343d6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.12356",
    "kind": "arxiv",
    "version": 1
  }
}