Pith Number

pith:X2K3D66U

pith:2015:X2K3D66UKP7DAKFKHQTQ5B3CAS

not attested not anchored not stored refs pending

Gamma-ray activity of Seyfert galaxies and constraints on hot accretion flows

Andrzej Niedzwiecki, Fu-Guo Xie, Michal Szanecki, Rafal Wojaczynski

arxiv:1505.07608 v2 · 2015-05-28 · 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{X2K3D66UKP7DAKFKHQTQ5B3CAS}

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	2026-05-18T01:26:42.740439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be95b1fbd453fe3028aa3c270e876204bdb67ef6f2f42e56ecf84950124cae14

Aliases

arxiv: 1505.07608 · arxiv_version: 1505.07608v2 · doi: 10.48550/arxiv.1505.07608 · pith_short_12: X2K3D66UKP7D · pith_short_16: X2K3D66UKP7DAKFK · pith_short_8: X2K3D66U

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/X2K3D66UKP7DAKFKHQTQ5B3CAS \
  | 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: be95b1fbd453fe3028aa3c270e876204bdb67ef6f2f42e56ecf84950124cae14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a16fb6ccf404e5b6a77c016773f2d6de3c9c497e406a8ee1e241b5af4add45f5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-05-28T09:16:58Z",
    "title_canon_sha256": "fc10bb38f7348d30653f8ded58604f05c82917790e9bd43e5bfd0a317512dd07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07608",
    "kind": "arxiv",
    "version": 2
  }
}