Pith Number

pith:KU4TKIRF

pith:2019:KU4TKIRFMZL4OIYKRMZAJF4HHF

not attested not anchored not stored refs pending

Evidence for an emerging disc wind and collimated outflow during an X-ray flare in the narrow-line Seyfert 1 galaxy Mrk 335

A. C. Fabian, A. G. Gonzalez, A. L. Longinotti, A. Pradhan, C. Pinto, D. Grupe, D. R. Wilkins, G. A. Kriss, H. J. S. Ehler, L. C. Gallo, M. L. Parker, S. G. H. Waddell, S. Komossa, S. Mathur, S. Tripathi, Y. Krongold

arxiv:1901.07899 v1 · 2019-01-23 · 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{KU4TKIRFMZL4OIYKRMZAJF4HHF}

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	2026-05-17T23:55:10.187437Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55393522256657c7230a8b32049787397bfec135d094cce6ec82f5a2b9d21b23

Aliases

arxiv: 1901.07899 · arxiv_version: 1901.07899v1 · doi: 10.48550/arxiv.1901.07899 · pith_short_12: KU4TKIRFMZL4 · pith_short_16: KU4TKIRFMZL4OIYK · pith_short_8: KU4TKIRF

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/KU4TKIRFMZL4OIYKRMZAJF4HHF \
  | 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: 55393522256657c7230a8b32049787397bfec135d094cce6ec82f5a2b9d21b23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7fc19d6eabf1460c2412e0c8d18626d58ad748d3a2ea3359e4a0d746eaad00c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-01-23T14:06:47Z",
    "title_canon_sha256": "5877d1c7bfb44c9c6cdbf3dbcb292c2739ec3dfc5f4833a083b96fd7db324760"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.07899",
    "kind": "arxiv",
    "version": 1
  }
}