Pith Number

pith:2WMLM34O

pith:2010:2WMLM34O4ENKVUCW23V6BDRHRR

not attested not anchored not stored refs pending

High-Speed, Photon Counting CCD Cameras for Astronomy

Craig Mackay, David King, Frank Suess, Keith Weller, Tim D. Staley

arxiv:1007.1589 v1 · 2010-07-09 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2WMLM34O4ENKVUCW23V6BDRHRR}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:06:23.439586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d598b66f8ee11aaad056d6ebe08e278c4024fe937f71d20ed8e9673041d8370d

Aliases

arxiv: 1007.1589 · arxiv_version: 1007.1589v1 · doi: 10.48550/arxiv.1007.1589 · pith_short_12: 2WMLM34O4ENK · pith_short_16: 2WMLM34O4ENKVUCW · pith_short_8: 2WMLM34O

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/2WMLM34O4ENKVUCW23V6BDRHRR \
  | 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: d598b66f8ee11aaad056d6ebe08e278c4024fe937f71d20ed8e9673041d8370d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31a17b7e97a0829e935a6f589c6a13e8e62ac2cf8e26602b455fc77c5fecda25",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2010-07-09T13:35:50Z",
    "title_canon_sha256": "a1631a40abd1283de04bba7877664f44ec300f8e76c5f76feb4a054b0c4dcded"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.1589",
    "kind": "arxiv",
    "version": 1
  }
}