Pith Number

pith:3TDGOHS4

pith:2011:3TDGOHS4I3FOZLG4N4ZKDA6GVW

not attested not anchored not stored refs pending

The most distant radio quasars at the highest resolution

D. Cseh (CEA Saclay), K.\'E. Gab\'anyi (FOMI SGO), S. Frey (FOMI SGO), Z. Paragi (JIVE). L.I. Gurvits (JIVE)

arxiv:1105.2371 v1 · 2011-05-12 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3TDGOHS4I3FOZLG4N4ZKDA6GVW}

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	2026-05-18T04:22:10.670369Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcc6671e5c46caecacdc6f32a183c6ada22ee8a34f56dd1fad6f3a0250722b3d

Aliases

arxiv: 1105.2371 · arxiv_version: 1105.2371v1 · doi: 10.48550/arxiv.1105.2371 · pith_short_12: 3TDGOHS4I3FO · pith_short_16: 3TDGOHS4I3FOZLG4 · pith_short_8: 3TDGOHS4

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/3TDGOHS4I3FOZLG4N4ZKDA6GVW \
  | 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: dcc6671e5c46caecacdc6f32a183c6ada22ee8a34f56dd1fad6f3a0250722b3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1aec7024fdaf3f14b07dac46025dd24a2602023f9376c88b0f95f048bcc458ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-05-12T05:02:36Z",
    "title_canon_sha256": "51b2f39d15f6c4d40b42a6fc3270d050b4434bf5824eb4dd83354afc8ac4fee6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.2371",
    "kind": "arxiv",
    "version": 1
  }
}