Pith Number

pith:EGG4VBJJ

pith:2018:EGG4VBJJIW7DWVDNHULNBN6BEH

not attested not anchored not stored refs pending

Kinematic differences between NLS1 and BLAGN sources

J. Kova\v{c}evi\'c-Doj\v{c}inovi\'c, L. \v{C}. Popovi\'c, M. Laki\'cevi\'c

arxiv:1808.02314 v1 · 2018-08-07 · 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{EGG4VBJJIW7DWVDNHULNBN6BEH}

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	2026-05-18T00:08:46.915865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

218dca852945be3b546d3d16d0b7c121d8e6aa68304ab09c66ac871afc438444

Aliases

arxiv: 1808.02314 · arxiv_version: 1808.02314v1 · doi: 10.48550/arxiv.1808.02314 · pith_short_12: EGG4VBJJIW7D · pith_short_16: EGG4VBJJIW7DWVDN · pith_short_8: EGG4VBJJ

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/EGG4VBJJIW7DWVDNHULNBN6BEH \
  | 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: 218dca852945be3b546d3d16d0b7c121d8e6aa68304ab09c66ac871afc438444

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08095607442e33c6d5e7124318a7ac24336318618fdbdb3181cd34495f9f3977",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-08-07T11:51:50Z",
    "title_canon_sha256": "0bfcf6553fb3cd24f652e4870237873af9fff134718c25bd70509a6d38e23e6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.02314",
    "kind": "arxiv",
    "version": 1
  }
}