Pith Number

pith:4XDRIECW

pith:2015:4XDRIECWOUFTDQGZYOACQSAYKU

not attested not anchored not stored refs pending

Circumnuclear Media of Quiescent Supermassive Black Holes

Aleksey Generozov, Brian D. Metzger, Nicholas C. Stone

arxiv:1505.00268 v2 · 2015-05-01 · 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{4XDRIECWOUFTDQGZYOACQSAYKU}

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	2026-05-18T01:33:51.634174Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5c7141056750b31c0d9c380284818553db8ee3e94ab87f2fcc4e050ed03ff76

Aliases

arxiv: 1505.00268 · arxiv_version: 1505.00268v2 · doi: 10.48550/arxiv.1505.00268 · pith_short_12: 4XDRIECWOUFT · pith_short_16: 4XDRIECWOUFTDQGZ · pith_short_8: 4XDRIECW

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/4XDRIECWOUFTDQGZYOACQSAYKU \
  | 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: e5c7141056750b31c0d9c380284818553db8ee3e94ab87f2fcc4e050ed03ff76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24c654585946cea2eee5f31b5cf6c97ceda0aa56cdda576e1e125978a80377f2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-05-01T20:00:48Z",
    "title_canon_sha256": "0f7e98ce692e2e07b6d0568da3b52aac15963b96211d7ba2ed4db6061b7decc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.00268",
    "kind": "arxiv",
    "version": 2
  }
}