Pith Number

pith:BHPQYBLB

pith:2015:BHPQYBLBNK7GTBFLFQ7PMMNBGJ

not attested not anchored not stored refs pending

Shot Analysis of Kepler Blazar W2R 1926+42

H. Negoro, M. Sasada, S. Mineshige, S. Yamada

arxiv:1502.02243 v1 · 2015-02-08 · 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{BHPQYBLBNK7GTBFLFQ7PMMNBGJ}

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	2026-05-18T02:27:43.155131Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09df0c05616abe6984ab2c3ef631a1327dbf812d16f2407773f97b1b08e05c60

Aliases

arxiv: 1502.02243 · arxiv_version: 1502.02243v1 · doi: 10.48550/arxiv.1502.02243 · pith_short_12: BHPQYBLBNK7G · pith_short_16: BHPQYBLBNK7GTBFL · pith_short_8: BHPQYBLB

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/BHPQYBLBNK7GTBFLFQ7PMMNBGJ \
  | 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: 09df0c05616abe6984ab2c3ef631a1327dbf812d16f2407773f97b1b08e05c60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d675f14d309a16fc3a892b0f31a037eab7755c4282a439b38c09018830dc9038",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-02-08T12:41:10Z",
    "title_canon_sha256": "fb68e95cf1210686736aa3b4fed4572de7e12f2f573917a51f3b874c07c318f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.02243",
    "kind": "arxiv",
    "version": 1
  }
}