Pith Number

pith:YCQRSRCM

pith:2019:YCQRSRCMFCVTWENTR5QDVA5ESV

not attested not anchored not stored refs pending

Constraining the non-gravitational scattering of baryons and dark matter with early cosmic structure formation

Anna T. P. Schauer, Boyuan Liu, Volker Bromm

arxiv:1902.09650 v2 · 2019-02-25 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YCQRSRCMFCVTWENTR5QDVA5ESV}

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	2026-05-17T23:43:03.273245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0a119444c28ab3b11b38f603a83a4955686bc361227c4f957e7d5d82f4fe9e7

Aliases

arxiv: 1902.09650 · arxiv_version: 1902.09650v2 · doi: 10.48550/arxiv.1902.09650 · pith_short_12: YCQRSRCMFCVT · pith_short_16: YCQRSRCMFCVTWENT · pith_short_8: YCQRSRCM

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/YCQRSRCMFCVTWENTR5QDVA5ESV \
  | 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: c0a119444c28ab3b11b38f603a83a4955686bc361227c4f957e7d5d82f4fe9e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87f9c458c06607eb92100b53420d967719967fabc26420daf1a2e3374197987e",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-02-25T22:51:15Z",
    "title_canon_sha256": "8fd41510e586028c7b8a640e437aa2709efb335d1187a151e28c24ccc4369031"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.09650",
    "kind": "arxiv",
    "version": 2
  }
}