Pith Number

pith:M4GBPAVI

pith:2005:M4GBPAVIB3YQIUQ3YXYTYYKXLB

not attested not anchored not stored refs pending

A feasibility study of future observations with MIDI and other VLTI science instruments: The example of the Galactic Center

A. Eckart, A. Glindemann, C. Leinert, J.-U. Pott, M. Robberto, M. Schoeller, T. Viehmann

arxiv:astro-ph/0505228 v1 · 2005-05-11 · 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{M4GBPAVIB3YQIUQ3YXYTYYKXLB}

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	2026-05-18T01:40:34.082257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

670c1782a80ef104521bc5f13c6157586e8d2a005223f3a43f80e46fa2e4c70d

Aliases

arxiv: astro-ph/0505228 · arxiv_version: astro-ph/0505228v1 · doi: 10.48550/arxiv.astro-ph/0505228 · pith_short_12: M4GBPAVIB3YQ · pith_short_16: M4GBPAVIB3YQIUQ3 · pith_short_8: M4GBPAVI

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/M4GBPAVIB3YQIUQ3YXYTYYKXLB \
  | 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: 670c1782a80ef104521bc5f13c6157586e8d2a005223f3a43f80e46fa2e4c70d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2773d6d763ab17adb075425e4404e5664e493c75ab68c5ccc9277b4e1b088596",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-05-11T12:50:16Z",
    "title_canon_sha256": "ad0ab3f33a284476382c012bda6d35199d936c945abaca91b4bf834f0dfd574b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0505228",
    "kind": "arxiv",
    "version": 1
  }
}