Pith Number

pith:QLNIYU22

pith:2018:QLNIYU22OSOFMRRX2G4ALAI6JC

not attested not anchored not stored refs pending

The COS CGM Compendium (CCC). I: Survey Design and Initial Results

Benjamin D. Oppenheimer, Christopher B. Wotta, J. Christopher Howk, John M. O'Meara, Kathy L. Cooksey, Nicolas Lehner

arxiv:1808.05252 v1 · 2018-08-15 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QLNIYU22OSOFMRRX2G4ALAI6JC}

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	2026-05-18T00:03:15.340666Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82da8c535a749c564637d1b805811e48a4c865305a2628893ad8a77597bff06e

Aliases

arxiv: 1808.05252 · arxiv_version: 1808.05252v1 · doi: 10.48550/arxiv.1808.05252 · pith_short_12: QLNIYU22OSOF · pith_short_16: QLNIYU22OSOFMRRX · pith_short_8: QLNIYU22

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/QLNIYU22OSOFMRRX2G4ALAI6JC \
  | 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: 82da8c535a749c564637d1b805811e48a4c865305a2628893ad8a77597bff06e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6caf6f093832c988b90bd50817e445d3ab0d4653b45b18e627e74812a95df8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-08-15T18:57:53Z",
    "title_canon_sha256": "f8f9c77ec908a6b7df94173fa273782f537d99b5ce7fc95aefa8c79a2f8e9bfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.05252",
    "kind": "arxiv",
    "version": 1
  }
}