Pith Number

pith:QDIER7QB

pith:2019:QDIER7QB2YX7GVUFGKQS2ZTPGJ

not attested not anchored not stored refs pending

Deep learning detection of transients

Iftach Sadeh

arxiv:1902.03620 v2 · 2019-02-10 · astro-ph.HE · 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{QDIER7QB2YX7GVUFGKQS2ZTPGJ}

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	2026-05-17T23:54:02.067994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80d048fe01d62ff3568532a12d666f326680d4965f13ac5417b8a1aab1abe7d8

Aliases

arxiv: 1902.03620 · arxiv_version: 1902.03620v2 · doi: 10.48550/arxiv.1902.03620 · pith_short_12: QDIER7QB2YX7 · pith_short_16: QDIER7QB2YX7GVUF · pith_short_8: QDIER7QB

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/QDIER7QB2YX7GVUFGKQS2ZTPGJ \
  | 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: 80d048fe01d62ff3568532a12d666f326680d4965f13ac5417b8a1aab1abe7d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94c227ffd6c86458ef0e6c5de3dde1ef0d6ec3370edfb51856bb4a0c98e48a60",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-02-10T15:22:15Z",
    "title_canon_sha256": "2a77a2e8843586cf80b22aa3599c18f93ba7cd349e08b89bc48ecb6e485f4b8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.03620",
    "kind": "arxiv",
    "version": 2
  }
}