Pith Number

pith:U6RBNRI6

pith:2015:U6RBNRI6A75AC32F5IBRHZYMN5

not attested not anchored not stored refs pending

A Soft X-Ray Lag Detected in Centaurus A

Makoto Arimoto, Megumi Shidatsu, Nobuyuki Kawai, Sean Pike, Taiki Kawamuro, Taketoshi Yoshii, Yoichi Yatsu, Yoshihiko Saito, Yoshihiro Ueda, Yutaro Tachibana

arxiv:1504.03208 v2 · 2015-04-13 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U6RBNRI6A75AC32F5IBRHZYMN5}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:18:23.438087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7a216c51e07fa016f45ea0313e70c6f5f39005c758ed229c3d5b01c5e858841

Aliases

arxiv: 1504.03208 · arxiv_version: 1504.03208v2 · doi: 10.48550/arxiv.1504.03208 · pith_short_12: U6RBNRI6A75A · pith_short_16: U6RBNRI6A75AC32F · pith_short_8: U6RBNRI6

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/U6RBNRI6A75AC32F5IBRHZYMN5 \
  | 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: a7a216c51e07fa016f45ea0313e70c6f5f39005c758ed229c3d5b01c5e858841

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "105f2b4ee183ec94d0ae8fc103ff99ab02807a32bac4a9244fd53c5cbe883144",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-04-13T15:04:51Z",
    "title_canon_sha256": "67c7b57d467dd5f18a9dc6010d9bfda6c42ac2b097e7cf4fad7f7f56426ab8f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.03208",
    "kind": "arxiv",
    "version": 2
  }
}