Pith Number

pith:DNN73VSB

pith:2015:DNN73VSBAFTU5T33G62LUUZRBP

not attested not anchored not stored refs pending

Space-VLBI with RadioAstron: new correlator capabilities at MPIfR

A. Lobanov, G. Bruni, J. A. Zensus, J. M. Anderson, W. Alef

arxiv:1502.06894 v1 · 2015-02-24 · astro-ph.IM · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DNN73VSBAFTU5T33G62LUUZRBP}

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	2026-05-18T01:34:13.026737Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b5bfdd64101674ecf7b37b4ba53310bc1bdcfbb26476ec8ab68395c4e7a9c47

Aliases

arxiv: 1502.06894 · arxiv_version: 1502.06894v1 · doi: 10.48550/arxiv.1502.06894 · pith_short_12: DNN73VSBAFTU · pith_short_16: DNN73VSBAFTU5T33 · pith_short_8: DNN73VSB

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/DNN73VSBAFTU5T33G62LUUZRBP \
  | 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: 1b5bfdd64101674ecf7b37b4ba53310bc1bdcfbb26476ec8ab68395c4e7a9c47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "760a9f608c32fd6bf2ac83295408e0a5d6879826f8c71d4e91f8ca9ec32b05ff",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-02-24T17:51:43Z",
    "title_canon_sha256": "09beb8059af025c803a6d9cc0e4da3da1a3c4e92cf41fe50c9472bfaa5a6e19b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.06894",
    "kind": "arxiv",
    "version": 1
  }
}