Pith Number

pith:YA2MTS7V

pith:2026:YA2MTS7VIJBKGJJC7SVK6NJ6FN

not attested not anchored not stored refs pending

A Three-Decade VLBI Study of the Nucleus in the Lobe-Dominated Quasar 3C207

B. D. Sadler, C. E. Aars, C. L. Newton, D. H. Hough, E. L. Danielson, H. D. Ibaroudene, J. P. Linick, N. A. Polito, R. C. Vermeulen, S. M. Escobedo, T. A. Rector

arxiv:2605.24746 v1 · 2026-05-23 · 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{YA2MTS7VIJBKGJJC7SVK6NJ6FN}

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	2026-05-26T01:03:56.125060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c034c9cbf54242a32522fcaaaf353e2b5279a655a8af4d88a5f4e7f9a095c555

Aliases

arxiv: 2605.24746 · arxiv_version: 2605.24746v1 · doi: 10.48550/arxiv.2605.24746 · pith_short_12: YA2MTS7VIJBK · pith_short_16: YA2MTS7VIJBKGJJC · pith_short_8: YA2MTS7V

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/YA2MTS7VIJBKGJJC7SVK6NJ6FN \
  | 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: c034c9cbf54242a32522fcaaaf353e2b5279a655a8af4d88a5f4e7f9a095c555

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56588e3b1945388a27f75f1ae397c2dfee28bb4f15f5b7d2631cd72e4c6da6c0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-05-23T21:49:35Z",
    "title_canon_sha256": "5c5bec38737d7fad9501b6e12cb1ba11891740a3854b3b99cebb473346c0f65e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.24746",
    "kind": "arxiv",
    "version": 1
  }
}