Pith Number

pith:C7BSVSUL

pith:2026:C7BSVSULITS7WZTI66FCH7ANKI

not attested not anchored not stored refs pending

Are Primordial Black Holes a Natural Dark Matter Candidate?

Stefano Profumo

arxiv:2606.12775 v1 · 2026-06-11 · hep-ph · astro-ph.CO · astro-ph.GA · astro-ph.HE · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C7BSVSULITS7WZTI66FCH7ANKI}

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	2026-06-12T01:08:50.443578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17c32aca8b44e5fb6668f78a23fc0d523d7807c44bcc85209baef0981d954808

Aliases

arxiv: 2606.12775 · arxiv_version: 2606.12775v1 · doi: 10.48550/arxiv.2606.12775 · pith_short_12: C7BSVSULITS7 · pith_short_16: C7BSVSULITS7WZTI · pith_short_8: C7BSVSUL

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/C7BSVSULITS7WZTI66FCH7ANKI \
  | 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: 17c32aca8b44e5fb6668f78a23fc0d523d7807c44bcc85209baef0981d954808

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65a03e9b4f8c77f9fd8c26c2c56d12ecf1d2a94b05d90a30e269c806c1ae786c",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA",
      "astro-ph.HE",
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2026-06-11T00:37:46Z",
    "title_canon_sha256": "292719276a9771cdb79ed5d23216d2c6e06f8bdfe2428fb4066f933d6fa1b5ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.12775",
    "kind": "arxiv",
    "version": 1
  }
}