Pith Number

pith:MKFFDTNO

pith:2013:MKFFDTNOSIHIBV3PCGHFOGTD3P

not attested not anchored not stored refs pending

X-ray Variability Study of Polar Scattered Seyfert 1 Galaxies

Anna Lia Longinotti, Giovanni Miniutti, Ignacio de la Calle, J\"orn Wilms, Matteo Guainazzi, Matthias Kadler, Tobias Beuchert

arxiv:1309.6674 v1 · 2013-09-25 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MKFFDTNOSIHIBV3PCGHFOGTD3P}

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	2026-05-18T03:12:10.903167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

628a51cdae920e80d76f118e571a63dbd15afd56091eb3f98e98bc648aa272a0

Aliases

arxiv: 1309.6674 · arxiv_version: 1309.6674v1 · doi: 10.48550/arxiv.1309.6674 · pith_short_12: MKFFDTNOSIHI · pith_short_16: MKFFDTNOSIHIBV3P · pith_short_8: MKFFDTNO

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/MKFFDTNOSIHIBV3PCGHFOGTD3P \
  | 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: 628a51cdae920e80d76f118e571a63dbd15afd56091eb3f98e98bc648aa272a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd705cdf2aeb6521820cb14a40134ab60efa75ea299d981ab4c48298f578f107",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-09-25T21:27:46Z",
    "title_canon_sha256": "e4a54db147bce420ddc2207668b44a924f2062e5d2c68ae1f2a98c64c94e9a44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.6674",
    "kind": "arxiv",
    "version": 1
  }
}