Pith Number

pith:U2CDS37C

pith:2009:U2CDS37CGUUXYKQ4NJFIF4ICSF

not attested not anchored not stored refs pending

New intrinsic-colour calibration for $uvby$--$\beta$ photometry

William J. Schuster, Yuksel Karatas

arxiv:0912.0793 v1 · 2009-12-04 · 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{U2CDS37CGUUXYKQ4NJFIF4ICSF}

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	2026-05-18T02:34:02.311936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a684396fe235297c2a1c6a4a82f102917afdc1bcc6a8793ad2d1e90e4b8a43bf

Aliases

arxiv: 0912.0793 · arxiv_version: 0912.0793v1 · doi: 10.48550/arxiv.0912.0793 · pith_short_12: U2CDS37CGUUX · pith_short_16: U2CDS37CGUUXYKQ4 · pith_short_8: U2CDS37C

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/U2CDS37CGUUXYKQ4NJFIF4ICSF \
  | 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: a684396fe235297c2a1c6a4a82f102917afdc1bcc6a8793ad2d1e90e4b8a43bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fadf12b3236ca808f51ca847ec4e6ff8ed1edfed6cb8b550d9b0af0b8848109",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-12-04T08:44:41Z",
    "title_canon_sha256": "316438fb2839974394eb8a79f8ec8f535befc3dcfe22a53e14131a7bdacf65ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.0793",
    "kind": "arxiv",
    "version": 1
  }
}