Pith Number

pith:4AZK6EH5

pith:2021:4AZK6EH5FJBHLO6XZNE3D5WARC

not attested not anchored not stored refs pending

Black hole remnants are not too fast to be dark matter

Benjamin V. Lehmann, Stefano Profumo

arxiv:2105.01627 v2 · 2021-05-04 · gr-qc · astro-ph.CO · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4AZK6EH5FJBHLO6XZNE3D5WARC}

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

The Case For Black Hole Remnants: A Review

Receipt and verification

First computed	2026-07-05T05:22:03.456608Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e032af10fd2a4275bbd7cb49b1f6c088a6421752ecce74e52b861c2372c741c2

Aliases

arxiv: 2105.01627 · arxiv_version: 2105.01627v2 · doi: 10.48550/arxiv.2105.01627 · pith_short_12: 4AZK6EH5FJBH · pith_short_16: 4AZK6EH5FJBHLO6X · pith_short_8: 4AZK6EH5

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/4AZK6EH5FJBHLO6XZNE3D5WARC \
  | 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: e032af10fd2a4275bbd7cb49b1f6c088a6421752ecce74e52b861c2372c741c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9a88b112a64cd48aad7cdd6d6f132d5a301f99f23901f97adce574b22c679c5",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-05-04T17:13:39Z",
    "title_canon_sha256": "4b811efafc59e15f644797fc0121485ee358b24675e2b61c6a53398e2e5fe493"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.01627",
    "kind": "arxiv",
    "version": 2
  }
}