Pith Number

pith:AL52BDKO

pith:2008:AL52BDKO2HTAIB4DR6TXPH6SO5

not attested not anchored not stored refs pending

A lower bound on the mass of Dark Matter particles

Alexey Boyarsky, Dmytro Iakubovskyi, Oleg Ruchayskiy

arxiv:0808.3902 v2 · 2008-08-28 · hep-ph · astro-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{AL52BDKO2HTAIB4DR6TXPH6SO5}

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

Constraining light fermionic dark matter with binary pulsars

Dwarf Galaxy Constraints on Interacting Fermionic Dark Matter

Receipt and verification

First computed	2026-07-04T15:40:23.085781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02fba08d4ed1e60407838fa7779fd2774f6802024fadb4e0783f3dbfb8f9993f

Aliases

arxiv: 0808.3902 · arxiv_version: 0808.3902v2 · doi: 10.48550/arxiv.0808.3902 · pith_short_12: AL52BDKO2HTA · pith_short_16: AL52BDKO2HTAIB4D · pith_short_8: AL52BDKO

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/AL52BDKO2HTAIB4DR6TXPH6SO5 \
  | 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: 02fba08d4ed1e60407838fa7779fd2774f6802024fadb4e0783f3dbfb8f9993f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5217dd61b59e7e95abe6f66f26df61aad81c81173df5d8da229c76b993eaea0",
    "cross_cats_sorted": [
      "astro-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2008-08-28T14:51:47Z",
    "title_canon_sha256": "b5bcdaa47021d652a493f0a5a7efc2e6545100ae150f03305a3262773bd7479c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.3902",
    "kind": "arxiv",
    "version": 2
  }
}