Pith Number

pith:VOIRLBYA

pith:2017:VOIRLBYAAWNROQDVAFSHDTWZMV

not attested not anchored not stored refs pending

Signatures of primordial black holes as seeds of supermassive black holes

Alvise Raccanelli, Jos\'e Luis Bernal, Joseph Silk, Licia Verde

arxiv:1712.01311 v2 · 2017-12-04 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VOIRLBYAAWNROQDVAFSHDTWZMV}

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.

Cited by

1 paper in Pith

Probing Primordial Black Holes with upcoming Radio Telescopes: a case study for LOFAR2.0, FAST Core Array and BINGO

Receipt and verification

First computed	2026-05-18T00:16:19.290552Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab91158700059b174075016471ced96576f5fabc6f3a679e662e31ec6f66fcf5

Aliases

arxiv: 1712.01311 · arxiv_version: 1712.01311v2 · doi: 10.48550/arxiv.1712.01311 · pith_short_12: VOIRLBYAAWNR · pith_short_16: VOIRLBYAAWNROQDV · pith_short_8: VOIRLBYA

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/VOIRLBYAAWNROQDVAFSHDTWZMV \
  | 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: ab91158700059b174075016471ced96576f5fabc6f3a679e662e31ec6f66fcf5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7573cd0b91dc1f3d434a5b9e6440b58b4815544c96329aa76265bbe41756cf93",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-12-04T19:19:32Z",
    "title_canon_sha256": "aa8b014eccddcb928aa5556874d81635b05a4b6f036cf5dbbd240536345ab285"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.01311",
    "kind": "arxiv",
    "version": 2
  }
}