Pith Number

pith:6JJL22Q6

pith:2019:6JJL22Q6B4DQKBU6VCXIYANVEF

not attested not anchored not stored refs pending

Millimeter-wave Monitoring of Active Galactic Nuclei with the Africa Millimetre Telescope

Heino Falcke, Markus B\"ottcher, Michael Backes

arxiv:1906.08607 v1 · 2019-06-20 · astro-ph.IM · 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{6JJL22Q6B4DQKBU6VCXIYANVEF}

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	2026-05-17T23:42:18.385752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f252bd6a1e0f0705069ea8ae8c01b5216c1fe9efffca81783d4c059711c5b971

Aliases

arxiv: 1906.08607 · arxiv_version: 1906.08607v1 · doi: 10.48550/arxiv.1906.08607 · pith_short_12: 6JJL22Q6B4DQ · pith_short_16: 6JJL22Q6B4DQKBU6 · pith_short_8: 6JJL22Q6

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/6JJL22Q6B4DQKBU6VCXIYANVEF \
  | 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: f252bd6a1e0f0705069ea8ae8c01b5216c1fe9efffca81783d4c059711c5b971

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2da3b82c786d688634c1517cb2cbf327346c2f3e662540d7a4518c11095bc0c1",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-06-20T13:29:57Z",
    "title_canon_sha256": "61f58e691a8e193cbac261216a5b5249fcf09025707ec71ebbc98e1fa367afa0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.08607",
    "kind": "arxiv",
    "version": 1
  }
}