Pith Number

pith:6MNJ2DD7

pith:2025:6MNJ2DD7ASRK5N7B6ZZ5G6VKAG

not attested not anchored not stored refs pending

XRISM Reveals a Remnant Torus in the Low-Luminosity AGN M81*

(10) Saitama Univ., 11), (11) QUP/KEK), (2) Technion, (3) Ehime Univ., (4) NASA/GSFC, 5), 5) ((1) Univ. of Michigan, (5) Johns Hopkins Univ., (6) Saint Mary's Univ., (7) Tokyo Univ. of Science, (8) Univ. of Maryland, (9) Hiroshima Univ., Ann Hornschemeier (4), College Park, Ehud Behar (2), Hisamitsu Awaki (3), Jesse Bluem (4, Jon M. Miller (1), Kosuke Sato (10, Luigi Gallo (6), Masanori Ohno (9), Mihoko Yukita (4, Richard Mushotzky (8), Robert Petre (4), Shogo B. Kobayashi (7), Yuichi Terashima (3)

arxiv:2505.13730 v1 · 2025-05-19 · astro-ph.HE · 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{6MNJ2DD7ASRK5N7B6ZZ5G6VKAG}

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	2026-07-05T11:05:50.258152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f31a9d0c7f04a2aeb7e1f673d37aaa01925a48e7255a2c40a744b25d8ae9d0d8

Aliases

arxiv: 2505.13730 · arxiv_version: 2505.13730v1 · doi: 10.48550/arxiv.2505.13730 · pith_short_12: 6MNJ2DD7ASRK · pith_short_16: 6MNJ2DD7ASRK5N7B · pith_short_8: 6MNJ2DD7

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/6MNJ2DD7ASRK5N7B6ZZ5G6VKAG \
  | 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: f31a9d0c7f04a2aeb7e1f673d37aaa01925a48e7255a2c40a744b25d8ae9d0d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48242acd6ef42975f3849b49c5722c97a4fa93fc44824a701a851ec637f4aaad",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-05-19T20:59:21Z",
    "title_canon_sha256": "07b9ed614f2b44d6d72cbf94cb6e5b66603238b0de665430b50bd47b4cd41d6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.13730",
    "kind": "arxiv",
    "version": 1
  }
}