Pith Number

pith:ZVHCREPX

pith:2018:ZVHCREPXEWOB4RISVSN6S5KZLG

not attested not anchored not stored refs pending

Intra-night optical variability of AGN in the COSMOS field with the KMTNet

Changsu Choi, Dohyeong Kim, Hyunsung D. Jun, Joonho Kim, Joon Hyeop Lee, Marios Karouzos, Mar Mezcua, Myungshin Im

arxiv:1809.01350 v1 · 2018-09-05 · 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{ZVHCREPXEWOB4RISVSN6S5KZLG}

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	2026-05-18T00:06:00.755630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd4e2891f7259c1e4512ac9be975595990e2b986c6f407a55d8920c9576c822b

Aliases

arxiv: 1809.01350 · arxiv_version: 1809.01350v1 · doi: 10.48550/arxiv.1809.01350 · pith_short_12: ZVHCREPXEWOB · pith_short_16: ZVHCREPXEWOB4RIS · pith_short_8: ZVHCREPX

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/ZVHCREPXEWOB4RISVSN6S5KZLG \
  | 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: cd4e2891f7259c1e4512ac9be975595990e2b986c6f407a55d8920c9576c822b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ed13a6c46aa0c94dfc45783726d908a11a7a3d81cd9542d73b6da90a980e62a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-09-05T06:43:54Z",
    "title_canon_sha256": "e5e1fbaeeec4413b1adb1bcbaadafb897be9e0d68c5185730c4f751738538ef6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.01350",
    "kind": "arxiv",
    "version": 1
  }
}