Pith Number

pith:GBAJNWCF

pith:2018:GBAJNWCF6HZVDISB5MCEFHDJTW

not attested not anchored not stored refs pending

Isocurvature Perturbations of Dark Energy and Dark Matter from the Swampland Conjecture

Fuminobu Takahashi, Hiroki Matsui, Masaki Yamada

arxiv:1809.07286 v2 · 2018-09-19 · astro-ph.CO · hep-ph · hep-th

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

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	2026-05-17T23:57:08.450524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

304096d845f1f351a241eb04429c699da33135ffb02444e4d4c3b5026e33fad7

Aliases

arxiv: 1809.07286 · arxiv_version: 1809.07286v2 · doi: 10.48550/arxiv.1809.07286 · pith_short_12: GBAJNWCF6HZV · pith_short_16: GBAJNWCF6HZVDISB · pith_short_8: GBAJNWCF

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/GBAJNWCF6HZVDISB5MCEFHDJTW \
  | 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: 304096d845f1f351a241eb04429c699da33135ffb02444e4d4c3b5026e33fad7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28ad3ba745a5062e8550a270129a0e1d31e1f1f9b73714989e236091a66bb658",
    "cross_cats_sorted": [
      "hep-ph",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-09-19T16:27:54Z",
    "title_canon_sha256": "d2270f6bdf9c722e6866fcdc3ea6e692efc4f809c77a5f4564f2e5b6cbed4946"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07286",
    "kind": "arxiv",
    "version": 2
  }
}