Pith Number

pith:EIP73M3X

pith:2022:EIP73M3XSTCC4AEA6M4CNV2Q32

not attested not anchored not stored refs pending

Comparing Different Approaches for Stellar Intensity Interferometry

Adrian Zink, Andreas Zmija, Dmitry Malyshev, Gisela Anton, Joachim von Zanthier, Naomi Vogel, Sebastian Karl, Stefan Funk, Stefan Richter, Thilo Michel

arxiv:2201.10512 v1 · 2022-01-25 · 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{EIP73M3XSTCC4AEA6M4CNV2Q32}

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	2026-07-05T03:59:27.413940Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

221ffdb37794c42e0080f33826d750debfaaa64a0e6b36b284bd3ef2039e4867

Aliases

arxiv: 2201.10512 · arxiv_version: 2201.10512v1 · doi: 10.48550/arxiv.2201.10512 · pith_short_12: EIP73M3XSTCC · pith_short_16: EIP73M3XSTCC4AEA · pith_short_8: EIP73M3X

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/EIP73M3XSTCC4AEA6M4CNV2Q32 \
  | 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: 221ffdb37794c42e0080f33826d750debfaaa64a0e6b36b284bd3ef2039e4867

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ef2100f68e2951fc8f517147c4f290c811723ede13ed6828a19f0768d0a4bf8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2022-01-25T18:16:27Z",
    "title_canon_sha256": "25cadb6178a00125bfc80e5585f109331c41c1189180b0bcc887b67dce60be9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.10512",
    "kind": "arxiv",
    "version": 1
  }
}