Pith Number

pith:3V54D7RM

pith:2018:3V54D7RMSP3J2QZFYRGT6AKVR4

not attested not anchored not stored refs pending

The Properties of Parsec-Scale Blazar Jets

Justin D. Finke

arxiv:1811.04999 v1 · 2018-11-12 · 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{3V54D7RMSP3J2QZFYRGT6AKVR4}

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	2026-05-17T23:56:44.947985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd7bc1fe2c93f69d4325c44d3f01558f2b112fafee1537cda287aa95ecbef83a

Aliases

arxiv: 1811.04999 · arxiv_version: 1811.04999v1 · doi: 10.48550/arxiv.1811.04999 · pith_short_12: 3V54D7RMSP3J · pith_short_16: 3V54D7RMSP3J2QZF · pith_short_8: 3V54D7RM

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/3V54D7RMSP3J2QZFYRGT6AKVR4 \
  | 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: dd7bc1fe2c93f69d4325c44d3f01558f2b112fafee1537cda287aa95ecbef83a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da8c1590d188f667da2ab1fb870fb1a956ab14cc9795ac56fad835960251df20",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-11-12T21:00:03Z",
    "title_canon_sha256": "3b93545b819b9118c1b4da7827c2b5fc5d299a79c0630c3df255d0793bf60ef9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.04999",
    "kind": "arxiv",
    "version": 1
  }
}