Pith Number

pith:FISQ6WKT

pith:2010:FISQ6WKT3ERNRQX6OGKN3L6JOW

not attested not anchored not stored refs pending

STK: A new CCD camera at the University Observatory Jena

M. Mugrauer, T. Berthold

arxiv:1004.2390 v1 · 2010-04-14 · 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{FISQ6WKT3ERNRQX6OGKN3L6JOW}

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	2026-05-18T02:08:05.736196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a250f5953d922d8c2fe7194ddafc9758c283ed55f2fd347aa70a15b11b404e4

Aliases

arxiv: 1004.2390 · arxiv_version: 1004.2390v1 · doi: 10.48550/arxiv.1004.2390 · pith_short_12: FISQ6WKT3ERN · pith_short_16: FISQ6WKT3ERNRQX6 · pith_short_8: FISQ6WKT

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/FISQ6WKT3ERNRQX6OGKN3L6JOW \
  | 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: 2a250f5953d922d8c2fe7194ddafc9758c283ed55f2fd347aa70a15b11b404e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f4f6497e141b971cd7de6c6170aa9867246086c1c2bcccf8d1ab4af00b6886f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2010-04-14T13:29:45Z",
    "title_canon_sha256": "f6ab98162c1412a13c9eca7363d2353ba7892002ba664c4d94f6e160bc6a81b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.2390",
    "kind": "arxiv",
    "version": 1
  }
}