Pith Number

pith:KUW6KMTH

pith:2018:KUW6KMTHSYQITBDKVPBWOFBPUB

not attested not anchored not stored refs pending

Gamma-ray quasi-periodicities of blazars. A cautious approach

Aldo Treves, Angela Sandrinelli, Stefano Covino

arxiv:1810.02409 v1 · 2018-10-04 · 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{KUW6KMTHSYQITBDKVPBWOFBPUB}

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	2026-05-18T00:03:01.000635Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

552de53267962089846aabc367142fa045de8fffaa9898df60b6f96f4e1b7c21

Aliases

arxiv: 1810.02409 · arxiv_version: 1810.02409v1 · doi: 10.48550/arxiv.1810.02409 · pith_short_12: KUW6KMTHSYQI · pith_short_16: KUW6KMTHSYQITBDK · pith_short_8: KUW6KMTH

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/KUW6KMTHSYQITBDKVPBWOFBPUB \
  | 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: 552de53267962089846aabc367142fa045de8fffaa9898df60b6f96f4e1b7c21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f7eaeb0d5e290f1e5db1bef6c0eee9abaacda0c414ec20e785eef5840ff1beb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-10-04T20:00:01Z",
    "title_canon_sha256": "092f9ca179df4a773f779ca183cf5b10e77ff415eb3c11ac9a00b7c6e7a7eba6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.02409",
    "kind": "arxiv",
    "version": 1
  }
}