Pith Number

pith:YFN3PST3

pith:2010:YFN3PST3CTQ33S6THWRXPPUOXZ

not attested not anchored not stored refs pending

New method for the time calibration of an interferometric radio antenna array

A. Haungs, A. Horneffer, F. G. Schr\"oder, H. Bozdog, H. Falcke, J. Bl\"umer, L. B\"ahren, O. Kr\"omer, P. G. Isar, S. Nehls, T. Asch, T. Huege

arxiv:1002.3775 v2 · 2010-02-19 · astro-ph.IM · astro-ph.HE

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	2026-05-18T03:55:56.351490Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c15bb7ca7b14e1bdcbd33da377be8ebe4734175492705f7569c2162d445bce58

Aliases

arxiv: 1002.3775 · arxiv_version: 1002.3775v2 · doi: 10.48550/arxiv.1002.3775 · pith_short_12: YFN3PST3CTQ3 · pith_short_16: YFN3PST3CTQ33S6T · pith_short_8: YFN3PST3

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/YFN3PST3CTQ33S6THWRXPPUOXZ \
  | 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: c15bb7ca7b14e1bdcbd33da377be8ebe4734175492705f7569c2162d445bce58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0bff858a0fa70d46832cbe12c9a5e60b75a65cd6ac3cb1580cd834c07abdbcb",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2010-02-19T16:38:56Z",
    "title_canon_sha256": "d96a014f9d8d09939dce26c99cc0a2fdd9812cf6ae596f8a258b08fddf643373"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.3775",
    "kind": "arxiv",
    "version": 2
  }
}