Pith Number

pith:UM3HP7D2

pith:2026:UM3HP7D2YCCN5AVZFWX6WNW2YT

not attested not anchored not stored refs pending

Dark Matter Constraints from Small-Scale Cosmic Structure

Alex Drlica-Wagner, Ethan O. Nadler, Keir K. Rogers

arxiv:2607.28564 v1 · 2026-07-30 · astro-ph.CO · astro-ph.GA · 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{UM3HP7D2YCCN5AVZFWX6WNW2YT}

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	2026-07-31T01:38:33.815120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

a33677fc7ac084de82b92dafeb36dac4c8f8808767006e442e12f8ad1ebb21d4

Aliases

arxiv: 2607.28564 · arxiv_version: 2607.28564v1 · doi: 10.48550/arxiv.2607.28564 · pith_short_12: UM3HP7D2YCCN · pith_short_16: UM3HP7D2YCCN5AVZ · pith_short_8: UM3HP7D2

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/UM3HP7D2YCCN5AVZFWX6WNW2YT \
  | 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: a33677fc7ac084de82b92dafeb36dac4c8f8808767006e442e12f8ad1ebb21d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63795ff9d7b84ab2a32dd77e8749d19c2d6f0c40b9f3618c2344c2ecdc07052d",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-07-30T17:30:04Z",
    "title_canon_sha256": "83a44e55d8081e9e4d7fe0eebc640f11b5db7b8b0ea9e1e3e6886437a91fafaa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.28564",
    "kind": "arxiv",
    "version": 1
  }
}