Pith Number

pith:H5ZZQOZJ

pith:2019:H5ZZQOZJBKBGV6NTVYWR5XSMX7

not attested not anchored not stored refs pending

The beamed jet and quasar core of the distant blazar 4C 71.07

C.M. Raiteri, D.O. Mirzaqulov, J.A. Acosta-Pulido, M.I. Carnerero, M. Villata, P. Romano, S. Vercellone (for the WEBT Collaboration), V.M. Larionov

arxiv:1908.06644 v1 · 2019-08-19 · astro-ph.HE · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H5ZZQOZJBKBGV6NTVYWR5XSMX7}

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	2026-07-05T00:02:03.066140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f73983b290a826af9b3ae2d1ede4cbfc14ba2cbe5dad75365c534116aa294dd

Aliases

arxiv: 1908.06644 · arxiv_version: 1908.06644v1 · doi: 10.48550/arxiv.1908.06644 · pith_short_12: H5ZZQOZJBKBG · pith_short_16: H5ZZQOZJBKBGV6NT · pith_short_8: H5ZZQOZJ

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/H5ZZQOZJBKBGV6NTVYWR5XSMX7 \
  | 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: 3f73983b290a826af9b3ae2d1ede4cbfc14ba2cbe5dad75365c534116aa294dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b33dc6dee0ad3d95ba00da93e73d2cf3c6a69a34640ee2c6aecd86cd67aaed73",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-08-19T08:43:20Z",
    "title_canon_sha256": "59162ba36b3eaf119877abdc62d7605dfe70228dc45e3a3c7fbb28fd66d36256"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.06644",
    "kind": "arxiv",
    "version": 1
  }
}