Pith Number

pith:MC6XFJEF

pith:2025:MC6XFJEFNK4N53CLR4F67OPKBW

not attested not anchored not stored refs pending

Spotting Stasis in Cosmological Perturbations

Anna Paulsen, Brooks Thomas, Daniel Hoover, Fei Huang, Keith R. Dienes, Lucien Heurtier

arxiv:2503.19959 v1 · 2025-03-25 · astro-ph.CO · 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{MC6XFJEFNK4N53CLR4F67OPKBW}

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	2026-07-05T10:39:29.373562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60bd72a4856ab8deec4b8f0befb9ea0da93c479ceba95cc096c6058a57ae39c9

Aliases

arxiv: 2503.19959 · arxiv_version: 2503.19959v1 · doi: 10.48550/arxiv.2503.19959 · pith_short_12: MC6XFJEFNK4N · pith_short_16: MC6XFJEFNK4N53CL · pith_short_8: MC6XFJEF

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/MC6XFJEFNK4N53CLR4F67OPKBW \
  | 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: 60bd72a4856ab8deec4b8f0befb9ea0da93c479ceba95cc096c6058a57ae39c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "536a52743dbb078c3841f0eef7f4fe9e25e2977dcd66314d5566ae1c05862450",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-03-25T18:00:00Z",
    "title_canon_sha256": "1abdccc43e5c384490ba03a5a8aa08bc2786510d641b8227da55b1096cea5aef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.19959",
    "kind": "arxiv",
    "version": 1
  }
}