Pith Number

pith:4JZVYWCS

pith:2020:4JZVYWCS3QJZ3GEEMEQCW4MCMZ

not attested not anchored not stored refs pending

Multicolor Optical Monitoring of the Blazar S5 0716+714 from 2017 to 2019

Dahai Yan, Dingrong Xiong, Jinming Bai, Jirong Mao, Junhui Fan, Minfeng Gu, Nan Ding, Rui Xue, Weimin Yi, Xuliang Fan

arxiv:2002.08705 v1 · 2020-02-20 · 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{4JZVYWCS3QJZ3GEEMEQCW4MCMZ}

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	2026-07-05T00:51:41.436912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2735c5852dc139d988461202b7182667b3b8d15b18d9fc58682f18e3740a3ab

Aliases

arxiv: 2002.08705 · arxiv_version: 2002.08705v1 · doi: 10.48550/arxiv.2002.08705 · pith_short_12: 4JZVYWCS3QJZ · pith_short_16: 4JZVYWCS3QJZ3GEE · pith_short_8: 4JZVYWCS

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/4JZVYWCS3QJZ3GEEMEQCW4MCMZ \
  | 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: e2735c5852dc139d988461202b7182667b3b8d15b18d9fc58682f18e3740a3ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c5431de760a69cd3e2f6aecc2dd58549d00a4dbc5d939b8e1fed2a1af0c8800",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-02-20T12:39:47Z",
    "title_canon_sha256": "cd7ea9a87d016c74087e79f5fcfd9476bb182b4b7bb4cd2878d4b7377e4ffc31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.08705",
    "kind": "arxiv",
    "version": 1
  }
}