Pith Number

pith:RFTWFGNP

pith:2016:RFTWFGNP77T2VOB3E5ENCCJWZI

not attested not anchored not stored refs pending

Scale-invariant radio jets and varying black hole spin

Heino Falcke, Monika Moscibrodzka, Scott Noble

arxiv:1610.08652 v1 · 2016-10-27 · 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{RFTWFGNP77T2VOB3E5ENCCJWZI}

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	2026-05-18T00:55:40.524298Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89676299afffe7aab83b2748d10936ca027f198b37d3fd3802b1e851b98e2bf8

Aliases

arxiv: 1610.08652 · arxiv_version: 1610.08652v1 · doi: 10.48550/arxiv.1610.08652 · pith_short_12: RFTWFGNP77T2 · pith_short_16: RFTWFGNP77T2VOB3 · pith_short_8: RFTWFGNP

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/RFTWFGNP77T2VOB3E5ENCCJWZI \
  | 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: 89676299afffe7aab83b2748d10936ca027f198b37d3fd3802b1e851b98e2bf8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea8bc652fe4117366013cf29b359bba0c63a055c5ff5945df9a379b16ff892a7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-10-27T08:15:36Z",
    "title_canon_sha256": "6c2cc490feb51126c60cdce2edf7464905478e066b76c066c3e5d1f2db7dd9d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.08652",
    "kind": "arxiv",
    "version": 1
  }
}