Pith Number

pith:MOGI3UFR

pith:2018:MOGI3UFRF3GHCEDZOC2UFOBQDF

not attested not anchored not stored refs pending

A Study of the High-Luminosity Quasar HS 1946+7658

B. Mihov, L. Slavcheva-Mihova

arxiv:1810.01744 v1 · 2018-09-28 · 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{MOGI3UFRF3GHCEDZOC2UFOBQDF}

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	2026-05-17T23:50:23.589278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

638c8dd0b12ecc71107970b542b830197d97446fe49b3beb1c17ebbd62c14bd5

Aliases

arxiv: 1810.01744 · arxiv_version: 1810.01744v1 · doi: 10.48550/arxiv.1810.01744 · pith_short_12: MOGI3UFRF3GH · pith_short_16: MOGI3UFRF3GHCEDZ · pith_short_8: MOGI3UFR

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/MOGI3UFRF3GHCEDZOC2UFOBQDF \
  | 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: 638c8dd0b12ecc71107970b542b830197d97446fe49b3beb1c17ebbd62c14bd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6f78b7daf8da1ffe5b07c9c438c4aba6ff608212ba613e9e7dfdf2bfeab3233",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-09-28T14:37:57Z",
    "title_canon_sha256": "11fdbd187ab80e005bb1d5704ae31db6170ef9e2fcbdc37b2951dcf0bd9b2f4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.01744",
    "kind": "arxiv",
    "version": 1
  }
}