Pith Number

pith:ZHPIKMAC

pith:2012:ZHPIKMACTGGKLCWJRY7AUDH5AO

not attested not anchored not stored refs pending

Catalog Matching with Astrometric Correction and its Application to the Hubble Legacy Archive

Stephen H. Lubow (STScI), Tamas Budavari (JHU)

arxiv:1206.0644 v2 · 2012-06-04 · 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{ZHPIKMACTGGKLCWJRY7AUDH5AO}

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	2026-05-18T01:57:08.210383Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9de853002998ca58ac98e3e0a0cfd03be693c26b3221ac4c91fd3d6689dc7cb

Aliases

arxiv: 1206.0644 · arxiv_version: 1206.0644v2 · doi: 10.48550/arxiv.1206.0644 · pith_short_12: ZHPIKMACTGGK · pith_short_16: ZHPIKMACTGGKLCWJ · pith_short_8: ZHPIKMAC

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/ZHPIKMACTGGKLCWJRY7AUDH5AO \
  | 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: c9de853002998ca58ac98e3e0a0cfd03be693c26b3221ac4c91fd3d6689dc7cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1ed92a1e0aaaa13eaab3a5e0645ec92324c6cb90ad8b44dd34800681bd60e60",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-06-04T15:18:58Z",
    "title_canon_sha256": "be25776536b1c89a4e405d8bbc3d2c541492c6fba71cde90b81e1e83d43508fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.0644",
    "kind": "arxiv",
    "version": 2
  }
}