Pith Number

pith:FMLPM4Q7

pith:2018:FMLPM4Q7DFU44HMQCY4YHB5XGE

not attested not anchored not stored refs pending

Light Primordial Exotic Compact Objects as All Dark Matter

Hardi Veerm\"ae, Martti Raidal, Sergey Solodukhin, Ville Vaskonen

arxiv:1802.07728 v2 · 2018-02-21 · astro-ph.CO · gr-qc · 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{FMLPM4Q7DFU44HMQCY4YHB5XGE}

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

2 papers in Pith

Constraints on Primordial Black Holes

Testing the nature of dark compact objects: a status report

Receipt and verification

First computed	2026-05-18T00:12:53.141558Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b16f6721f1969ce1d9016398387b7311e0e162e48c943d085fe558ffc02d07f

Aliases

arxiv: 1802.07728 · arxiv_version: 1802.07728v2 · doi: 10.48550/arxiv.1802.07728 · pith_short_12: FMLPM4Q7DFU4 · pith_short_16: FMLPM4Q7DFU44HMQ · pith_short_8: FMLPM4Q7

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/FMLPM4Q7DFU44HMQCY4YHB5XGE \
  | 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: 2b16f6721f1969ce1d9016398387b7311e0e162e48c943d085fe558ffc02d07f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "519c906e16b23c53c2fbee7d9b05ba93e072bec123d299b84e7b3062244c2138",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-02-21T19:00:01Z",
    "title_canon_sha256": "6acaae401d0b85277608c31f3c89ac33e5abe658bf9ea12aadd49617462f1e97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.07728",
    "kind": "arxiv",
    "version": 2
  }
}