Pith Number

pith:ESXNOC7I

pith:2018:ESXNOC7I2RVCQVC5ZW6DJCW6EU

not attested not anchored not stored refs pending

The route to massive black hole formation via merger-driven direct collapse: a review

Lucio Mayer, Silvia Bonoli

arxiv:1803.06391 v1 · 2018-03-16 · 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{ESXNOC7I2RVCQVC5ZW6DJCW6EU}

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	2026-05-18T00:00:56.954994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24aed70be8d46a28545dcdbc348ade252882204e818e99577a4d9ff8b95f5293

Aliases

arxiv: 1803.06391 · arxiv_version: 1803.06391v1 · doi: 10.48550/arxiv.1803.06391 · pith_short_12: ESXNOC7I2RVC · pith_short_16: ESXNOC7I2RVCQVC5 · pith_short_8: ESXNOC7I

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/ESXNOC7I2RVCQVC5ZW6DJCW6EU \
  | 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: 24aed70be8d46a28545dcdbc348ade252882204e818e99577a4d9ff8b95f5293

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73d5c7883d2625092252ab4b2e1eb68a790d105193cb12e4eeae7d4cd973db89",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-03-16T20:30:28Z",
    "title_canon_sha256": "32a647b1ae73e9d71434403aafbfa4391a0a899d9854a8cda5ac714deb4efef7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.06391",
    "kind": "arxiv",
    "version": 1
  }
}