Pith Number

pith:GDXQSIR7

pith:2019:GDXQSIR7YZC4LLCXYSPY4XEH2S

not attested not anchored not stored refs pending

Non-adiabatic cosmological production of ultra-light Dark Matter

Andrew R. Zentner, Daniel Boyanovsky, Nathan Herring

arxiv:1912.10859 v2 · 2019-12-20 · gr-qc · astro-ph.CO · hep-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GDXQSIR7YZC4LLCXYSPY4XEH2S}

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	2026-07-05T00:54:23.343840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30ef09223fc645c5ac57c49f8e5c87d490591c690a59807519589f33a36f8c23

Aliases

arxiv: 1912.10859 · arxiv_version: 1912.10859v2 · doi: 10.48550/arxiv.1912.10859 · pith_short_12: GDXQSIR7YZC4 · pith_short_16: GDXQSIR7YZC4LLCX · pith_short_8: GDXQSIR7

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/GDXQSIR7YZC4LLCXYSPY4XEH2S \
  | 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: 30ef09223fc645c5ac57c49f8e5c87d490591c690a59807519589f33a36f8c23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84e48cc092e3ff6910e2840d45e5d7b9d9fac91b7c3eae75365b4409daff9ff3",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-ph",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-12-20T14:56:52Z",
    "title_canon_sha256": "18a852a1e2f77afc2b746c48a757d90f9b4725873187f0b73c0aeb487981cd8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.10859",
    "kind": "arxiv",
    "version": 2
  }
}