Pith Number

pith:QPM7K73B

pith:2015:QPM7K73BTXCR66SIKMP3M6A3TJ

not attested not anchored not stored refs pending

Disformally coupled inflation

Carsten van de Bruck, Chris Longden, Tomi Koivisto

arxiv:1510.01650 v2 · 2015-10-05 · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QPM7K73BTXCR66SIKMP3M6A3TJ}

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	2026-05-18T01:14:25.813848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83d9f57f619dc51f7a48531fb6781b9a651fc01ed12c33768d7a7180fc41c18b

Aliases

arxiv: 1510.01650 · arxiv_version: 1510.01650v2 · doi: 10.48550/arxiv.1510.01650 · pith_short_12: QPM7K73BTXCR · pith_short_16: QPM7K73BTXCR66SI · pith_short_8: QPM7K73B

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/QPM7K73BTXCR66SIKMP3M6A3TJ \
  | 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: 83d9f57f619dc51f7a48531fb6781b9a651fc01ed12c33768d7a7180fc41c18b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e21196f4a6f9dc58e49f998e95b9915897b67a8e025530618c36fc31ca70034e",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-10-05T18:32:42Z",
    "title_canon_sha256": "a8e64515f9a6dcb4189f9ff853e4afbe41b0e0c4fe5479fec3227e719d207cd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.01650",
    "kind": "arxiv",
    "version": 2
  }
}