Pith Number

pith:PMB25OSE

pith:2014:PMB25OSECODIH6VX6Z2NBWAXHH

not attested not anchored not stored refs pending

Supermassive Black Hole Formation at High Redshifts via Direct Collapse in a Cosmological Context

CU Boulder), Isaac Shlosman (UK Lexington, Jun-Hwan Choi (UT Austin), Mitchell C. Begelman (JILA, Osaka University), Theoretical Astrophysics

arxiv:1412.2761 v3 · 2014-12-08 · 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{PMB25OSECODIH6VX6Z2NBWAXHH}

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	2026-05-17T23:42:31.411037Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b03aeba44138683fab7f674d0d81739f1282cfa45bdce6362b7c79abb0bbe3e

Aliases

arxiv: 1412.2761 · arxiv_version: 1412.2761v3 · doi: 10.48550/arxiv.1412.2761 · pith_short_12: PMB25OSECODI · pith_short_16: PMB25OSECODIH6VX · pith_short_8: PMB25OSE

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/PMB25OSECODIH6VX6Z2NBWAXHH \
  | 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: 7b03aeba44138683fab7f674d0d81739f1282cfa45bdce6362b7c79abb0bbe3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e6947d003abb0126a9714b9b77807e0b262ded151b6158a014c21fe2774f902",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-12-08T21:00:09Z",
    "title_canon_sha256": "0c878eee440b11f166d60ee9daa4663adccdf08366c4c508bf7cf4e07c6ddf48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.2761",
    "kind": "arxiv",
    "version": 3
  }
}