Pith Number

pith:SFHOQIGA

pith:2006:SFHOQIGA3Y5CSZ2EV67A75BRPK

not attested not anchored not stored refs pending

Suppressing Speckle Noise for Simultaneous Differential Extrasolar Planet Imaging (SDI) at the VLT and MMT

Beth A. Biller, Donald McCarthy, Eric Nielsen, Laird M. Close, Markus Hartung, Rainer Lenzen, Stephan Kellner, Wolfgang Brandner

arxiv:astro-ph/0601059 v1 · 2006-01-03 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SFHOQIGA3Y5CSZ2EV67A75BRPK}

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	2026-07-04T16:57:44.118912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

914ee820c0de3a296744afbe0ff4317a98afdff48286a4fb52804ab550057cfb

Aliases

arxiv: astro-ph/0601059 · arxiv_version: astro-ph/0601059v1 · doi: 10.48550/arxiv.astro-ph/0601059 · pith_short_12: SFHOQIGA3Y5C · pith_short_16: SFHOQIGA3Y5CSZ2E · pith_short_8: SFHOQIGA

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/SFHOQIGA3Y5CSZ2EV67A75BRPK \
  | 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: 914ee820c0de3a296744afbe0ff4317a98afdff48286a4fb52804ab550057cfb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4580c4354305122a88ba850666a8aec242d2f65f3b01f2a4098b88435af85c8b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-01-03T23:14:48Z",
    "title_canon_sha256": "2dbb50af2a8b2a37d14bc4e57ab5ffecdde622494f3fc62016581201f10776c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0601059",
    "kind": "arxiv",
    "version": 1
  }
}