Pith Number

pith:4OWVNCEM

pith:2017:4OWVNCEMJ5JJAASXQMR3ZFIWMP

not attested not anchored not stored refs pending

SMBH Seeds: Model Discrimination with High Energy Emission Based on Scaling Relation Evolution

Abraham Loeb, Alexey Vikhlinin, Sagi Ben-Ami

arxiv:1712.03207 v1 · 2017-12-08 · 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{4OWVNCEMJ5JJAASXQMR3ZFIWMP}

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	2026-05-18T00:22:57.306810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3ad56888c4f529002578323bc951663eb22d904e0a1d8ca89968e2652535ccf

Aliases

arxiv: 1712.03207 · arxiv_version: 1712.03207v1 · doi: 10.48550/arxiv.1712.03207 · pith_short_12: 4OWVNCEMJ5JJ · pith_short_16: 4OWVNCEMJ5JJAASX · pith_short_8: 4OWVNCEM

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/4OWVNCEMJ5JJAASXQMR3ZFIWMP \
  | 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: e3ad56888c4f529002578323bc951663eb22d904e0a1d8ca89968e2652535ccf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a50550ca2292ca7453990199858d962e096925b5c1c8b00f82570601f04844cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-12-08T18:30:07Z",
    "title_canon_sha256": "a72c79386959bb084395284f6fa614ac7aa7fb3bb1de6b21b8634d70bcf8d855"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.03207",
    "kind": "arxiv",
    "version": 1
  }
}