Pith Number

pith:3ASPZUGO

pith:2015:3ASPZUGORZ4U427RXEVFCTTSS7

not attested not anchored not stored refs pending

Kepler light curve analysis of the blazar W2R 1926+42

Alok C. Gupta, A. Strigachev, P. Mohan, R. Bachev

arxiv:1511.05232 v1 · 2015-11-17 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3ASPZUGORZ4U427RXEVFCTTSS7}

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	2026-05-18T01:23:54.103684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d824fcd0ce8e794e6bf1b92a514e7297cebe86b5c07fa7baa87b07377267125b

Aliases

arxiv: 1511.05232 · arxiv_version: 1511.05232v1 · doi: 10.48550/arxiv.1511.05232 · pith_short_12: 3ASPZUGORZ4U · pith_short_16: 3ASPZUGORZ4U427R · pith_short_8: 3ASPZUGO

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/3ASPZUGORZ4U427RXEVFCTTSS7 \
  | 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: d824fcd0ce8e794e6bf1b92a514e7297cebe86b5c07fa7baa87b07377267125b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28a64aa27b48f07477c8fa9914d5dea1f8a762060b7ce6238ccd21d8117b289e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-11-17T00:31:31Z",
    "title_canon_sha256": "7f977a42709edd749051fc625931e017fa5863cc86f2e3173330729f4cb01212"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.05232",
    "kind": "arxiv",
    "version": 1
  }
}