Pith Number

pith:VSQ4XYYR

pith:2017:VSQ4XYYRGLCNFZRX2HGV6U722L

not attested not anchored not stored refs pending

Core shift effect in blazars

A. Agarwal, A. E. Volvach, A. Lahteenmaki, Alok C. Gupta, A. Mangalam, H. D. Aller, L. N. Volvach, M. F. Aller, M. F. Gu, M. Tornikoski, P. Mohan

arxiv:1704.03229 v1 · 2017-04-11 · astro-ph.GA · 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{VSQ4XYYRGLCNFZRX2HGV6U722L}

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	2026-05-18T00:43:25.690239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aca1cbe31132c4d2e637d1cd5f53fad2c31bb77bb6ae739cb543ade4b9572088

Aliases

arxiv: 1704.03229 · arxiv_version: 1704.03229v1 · doi: 10.48550/arxiv.1704.03229 · pith_short_12: VSQ4XYYRGLCN · pith_short_16: VSQ4XYYRGLCNFZRX · pith_short_8: VSQ4XYYR

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/VSQ4XYYRGLCNFZRX2HGV6U722L \
  | 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: aca1cbe31132c4d2e637d1cd5f53fad2c31bb77bb6ae739cb543ade4b9572088

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b355a8ea41476c83246053c1f84674d451d10a71382516892ecbc5be696d1538",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-04-11T10:32:05Z",
    "title_canon_sha256": "1fc56c386862feecc0e5d523c26688a4b7d199a745de99785f525f8af6ea7eda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.03229",
    "kind": "arxiv",
    "version": 1
  }
}