Pith Number

pith:UC7R6KWO

pith:2021:UC7R6KWOOCU6PBZFKLWJZ3OMO5

not attested not anchored not stored refs pending

Dark Matter from Exponential Growth

Joshua T. Ruderman, Kai Schmidt-Hoberg, Marco Hufnagel, Paul Frederik Depta, Torsten Bringmann

arxiv:2103.16572 v2 · 2021-03-30 · hep-ph · astro-ph.CO · hep-ex · 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{UC7R6KWOOCU6PBZFKLWJZ3OMO5}

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

Irreducible Gravitational Wave Background as a Particle Detector

Exploring non-equilibrium effects in sequential freeze-in

Receipt and verification

First computed	2026-07-05T03:47:51.887543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0bf1f2ace70a9e7872552ec9cedcc7746aad2b0d22aea9be2e7853c9aa8bf3a

Aliases

arxiv: 2103.16572 · arxiv_version: 2103.16572v2 · doi: 10.48550/arxiv.2103.16572 · pith_short_12: UC7R6KWOOCU6 · pith_short_16: UC7R6KWOOCU6PBZF · pith_short_8: UC7R6KWO

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/UC7R6KWOOCU6PBZFKLWJZ3OMO5 \
  | 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: a0bf1f2ace70a9e7872552ec9cedcc7746aad2b0d22aea9be2e7853c9aa8bf3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1498a0c8dfae22ab6256bd33da3d0970495665fc750a17172f06c5ce57b7430",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-ex",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2021-03-30T18:00:01Z",
    "title_canon_sha256": "f157dd8cfff808c068d39f15d95c34f6e52f9b859068bbc7b677bd7a4093f6c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.16572",
    "kind": "arxiv",
    "version": 2
  }
}