Pith Number

pith:G67EQA64

pith:2011:G67EQA64ZNN2MWY2QVJCZ4ZIJ2

not attested not anchored not stored refs pending

VLBI-selected sample of Compact Symmetric Object candidates and frequency-dependent position of hotspots

A. B. Pushkarev (Pulkovo obs./CrAO/MPIfR), K. V. Sokolovsky (MPIfR/ASC Lebedev), M. Perucho (U. Valencia), P. Mimica (U. Valencia), Y. Y. Kovalev (ASC Lebedev/MPIfR)

arxiv:1107.0719 v3 · 2011-07-04 · 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{G67EQA64ZNN2MWY2QVJCZ4ZIJ2}

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	2026-05-18T04:06:07.779583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37be4803dccb5ba65b1a85522cf3284eb486925a9cb22b2c0a459ce098e3f15c

Aliases

arxiv: 1107.0719 · arxiv_version: 1107.0719v3 · doi: 10.48550/arxiv.1107.0719 · pith_short_12: G67EQA64ZNN2 · pith_short_16: G67EQA64ZNN2MWY2 · pith_short_8: G67EQA64

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/G67EQA64ZNN2MWY2QVJCZ4ZIJ2 \
  | 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: 37be4803dccb5ba65b1a85522cf3284eb486925a9cb22b2c0a459ce098e3f15c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f830ad2edc9087a9546ba6f92dffade254d94105003795c64a94c3fe0bba5618",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-07-04T20:00:00Z",
    "title_canon_sha256": "89df861e65e9e1e90e67ac1a04d224df8c783215fbd573ca77457f68bf6b667f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.0719",
    "kind": "arxiv",
    "version": 3
  }
}