Pith Number

pith:E3Y6GZ3S

pith:2020:E3Y6GZ3SLKRKIONIG5WBA7EEYP

not attested not anchored not stored refs pending

Unsupervised machine learning for transient discovery in Deeper, Wider, Faster light curves

Ashish Mahabal, Chris Flynn, Daniel Muthukrishna, Igor Andreoni, Jeff Cooke, Michelle Lochner, Sara Webb, Simon Goode, Timothy M. C. Abbott, Tyler Pritchard

arxiv:2008.04666 v1 · 2020-08-11 · 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{E3Y6GZ3SLKRKIONIG5WBA7EEYP}

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	2026-07-05T01:38:39.713259Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26f1e367725aa2a439a8376c107c84c3cf0dd7291350f63192ed96ff5cb65e1d

Aliases

arxiv: 2008.04666 · arxiv_version: 2008.04666v1 · doi: 10.48550/arxiv.2008.04666 · pith_short_12: E3Y6GZ3SLKRK · pith_short_16: E3Y6GZ3SLKRKIONI · pith_short_8: E3Y6GZ3S

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/E3Y6GZ3SLKRKIONIG5WBA7EEYP \
  | 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: 26f1e367725aa2a439a8376c107c84c3cf0dd7291350f63192ed96ff5cb65e1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77ba1e1a2a4b572c0a4e98aa5b10c0f24341237d9d2a61d882c548e6c2ea3ff7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-08-11T12:39:38Z",
    "title_canon_sha256": "6ca94102225065d28db689546c0e3b8cbfb3f2cf692b0bc69b19679b5d5cbf12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.04666",
    "kind": "arxiv",
    "version": 1
  }
}