Pith Number

pith:O6M33EXA

pith:2015:O6M33EXARE62A7UKYQGTMAPBHI

not attested not anchored not stored refs pending

Milky Way scattering properties and intrinsic sizes of active galactic nuclei cores probed by very long baseline interferometry surveys of compact extragalactic radio sources

A. B. Pushkarev (CrAO, ASC Lebedev), Mpifr), Y. Y. Kovalev (ASC Lebedev

arxiv:1507.02459 v4 · 2015-07-09 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O6M33EXARE62A7UKYQGTMAPBHI}

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	2026-05-18T00:43:30.908212Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7799bd92e0893da07e8ac40d3601e13a1208ae83cd14f691681ae8de06e220ee

Aliases

arxiv: 1507.02459 · arxiv_version: 1507.02459v4 · doi: 10.48550/arxiv.1507.02459 · pith_short_12: O6M33EXARE62 · pith_short_16: O6M33EXARE62A7UK · pith_short_8: O6M33EXA

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/O6M33EXARE62A7UKYQGTMAPBHI \
  | 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: 7799bd92e0893da07e8ac40d3601e13a1208ae83cd14f691681ae8de06e220ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fa9d6f5985669597d5ed550416145f7ed9b43c9f913c102019435af309b2970",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-07-09T11:17:52Z",
    "title_canon_sha256": "398121e5e6f42888421fe122055bac553fa8941f332a29e65602676905827050"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.02459",
    "kind": "arxiv",
    "version": 4
  }
}