Pith Number

pith:KPRSFM5A

pith:2007:KPRSFM5AXCFDUVURHS2Q5QX57E

not attested not anchored not stored refs pending

Probing micro-arcsec astrometry with NACO

((1) European Southern Observatory, 2), (2) Astrophysical Institute, Andreas Seifahrt (1, Garching, Germany, Germany), Ralph Neuhaeuser (2), Tristan Roell (2), University-Observatory Jena

arxiv:0706.2613 v1 · 2007-06-18 · 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{KPRSFM5AXCFDUVURHS2Q5QX57E}

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	2026-05-18T02:16:30.009761Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53e322b3a0b88a3a56913cb50ec2fdf9367156abb125216d1950c22aed7b306f

Aliases

arxiv: 0706.2613 · arxiv_version: 0706.2613v1 · doi: 10.48550/arxiv.0706.2613 · pith_short_12: KPRSFM5AXCFD · pith_short_16: KPRSFM5AXCFDUVUR · pith_short_8: KPRSFM5A

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/KPRSFM5AXCFDUVURHS2Q5QX57E \
  | 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: 53e322b3a0b88a3a56913cb50ec2fdf9367156abb125216d1950c22aed7b306f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f73c96cf1513a0605e50ce2befc699dc9f9b06e3fde3294c657a007795a5f7a1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-06-18T14:46:38Z",
    "title_canon_sha256": "9a922d7e749f261afe64c1f93ac7ee1a06472a72449334f646c1ddec7c840ead"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0706.2613",
    "kind": "arxiv",
    "version": 1
  }
}