Pith Number

pith:QZTCTT3T

pith:2009:QZTCTT3TJVP7QYU6TACBSHRHPG

not attested not anchored not stored refs pending

The EMCCD-Based Speckle Interferometer of the BTA 6-m Telescope: Description and First Results

A.F.Maksimov, D.A.Rastegaev, E.A.Semernikov, E.V.Malogolovets, V.V.Dyachenko, Yu.Yu.Balega

arxiv:0909.1119 v1 · 2009-09-07 · astro-ph.IM · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QZTCTT3TJVP7QYU6TACBSHRHPG}

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	2026-05-18T04:37:33.824254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

866629cf734d5ff8629e9804191e2779aa227f8b9c48faf162f9815858bc433a

Aliases

arxiv: 0909.1119 · arxiv_version: 0909.1119v1 · doi: 10.48550/arxiv.0909.1119 · pith_short_12: QZTCTT3TJVP7 · pith_short_16: QZTCTT3TJVP7QYU6 · pith_short_8: QZTCTT3T

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/QZTCTT3TJVP7QYU6TACBSHRHPG \
  | 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: 866629cf734d5ff8629e9804191e2779aa227f8b9c48faf162f9815858bc433a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81bdf9898619598875d6f6f8a022542f2408d9a94a0bf176b3e7136b97a66167",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2009-09-07T01:34:15Z",
    "title_canon_sha256": "bb830193e12f27657f41b47ef534f39039ec846f33b8f3f98f30c52f1bd00ff9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.1119",
    "kind": "arxiv",
    "version": 1
  }
}