Pith Number

pith:IT5KJBZY

pith:2021:IT5KJBZYFYNULGUEGWH3GGPZ4D

not attested not anchored not stored refs pending

Parabolic jet shape on parsec scales in high redshift AGN

A. M. Kutkin, E. E. Nokhrina, I. N. Pashchenko

arxiv:2106.07569 v2 · 2021-06-14 · 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{IT5KJBZYFYNULGUEGWH3GGPZ4D}

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	2026-07-05T03:26:18.247258Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44faa487382e1b459a84358fb319f9e0d21b5d01415a9b71a2944360d02d96d3

Aliases

arxiv: 2106.07569 · arxiv_version: 2106.07569v2 · doi: 10.48550/arxiv.2106.07569 · pith_short_12: IT5KJBZYFYNU · pith_short_16: IT5KJBZYFYNULGUE · pith_short_8: IT5KJBZY

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/IT5KJBZYFYNULGUEGWH3GGPZ4D \
  | 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: 44faa487382e1b459a84358fb319f9e0d21b5d01415a9b71a2944360d02d96d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48a170f0ce2ef4b09d1799755cd76bdc0986f933bf60abfb58e5a8a332ba88b7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-06-14T16:22:00Z",
    "title_canon_sha256": "8ae042197fadcb9d064090fcf352f05e360069138e2ed0f6b38ed7700921de38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.07569",
    "kind": "arxiv",
    "version": 2
  }
}