Pith Number

pith:RVZH7B5J

pith:2019:RVZH7B5JPCMTCVEK6JIJMX7F4W

not attested not anchored not stored refs pending

FETCH: A deep-learning based classifier for fast transient classification

Devansh Agarwal, Duncan R. Lorimer, Kshitij Aggarwal, Nathaniel Garver-Daniels, Sarah Burke-Spolaor

arxiv:1902.06343 v2 · 2019-02-17 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RVZH7B5JPCMTCVEK6JIJMX7F4W}

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	2026-07-05T01:13:22.749528Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d727f87a9789931548af250965fe5e585bdde3a5b0631779b67cefbfc4105b7

Aliases

arxiv: 1902.06343 · arxiv_version: 1902.06343v2 · doi: 10.48550/arxiv.1902.06343 · pith_short_12: RVZH7B5JPCMT · pith_short_16: RVZH7B5JPCMTCVEK · pith_short_8: RVZH7B5J

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/RVZH7B5JPCMTCVEK6JIJMX7F4W \
  | 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: 8d727f87a9789931548af250965fe5e585bdde3a5b0631779b67cefbfc4105b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d42d82783f911af6a4ab58ddc42c7cff1d13b583aa0fee1943f0f00e7b61c5f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-02-17T22:52:52Z",
    "title_canon_sha256": "85263eaac6217e6de6043898666d0fec73afdbbd67ee3b79655dcc33b9ee8976"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.06343",
    "kind": "arxiv",
    "version": 2
  }
}