Pith Number

pith:MJU2T34Z

pith:2009:MJU2T34ZSNEOFD5ZG3INASW6XN

not attested not anchored not stored refs pending

Precision Astrometry of a Sample of Speckle Binaries and Multiples with the Adaptive Optics Facilities at the Hale and Keck II Telescopes

J. Eisner, K. G. He{\l}miniak, M. Konacki, S. R. Kulkarni

arxiv:0908.3468 v1 · 2009-08-24 · astro-ph.EP · astro-ph.SR

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

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	2026-05-18T02:12:23.505135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6269a9ef999348e28fb936d0d04adebb5bea9c0e2d615757970ac40f025e9159

Aliases

arxiv: 0908.3468 · arxiv_version: 0908.3468v1 · doi: 10.48550/arxiv.0908.3468 · pith_short_12: MJU2T34ZSNEO · pith_short_16: MJU2T34ZSNEOFD5Z · pith_short_8: MJU2T34Z

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/MJU2T34ZSNEOFD5ZG3INASW6XN \
  | 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: 6269a9ef999348e28fb936d0d04adebb5bea9c0e2d615757970ac40f025e9159

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1cc64f632508193faefaaf6528f76f77c4a9bae1fb10344a3b27670c416d71d",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-08-24T17:16:33Z",
    "title_canon_sha256": "4a69cedae3c53a2bf3d02e0892f5824cc23f68030c514a2124fc33a97fbbf582"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.3468",
    "kind": "arxiv",
    "version": 1
  }
}