Pith Number

pith:UHDK727E

pith:2018:UHDK727EUNSOH3256X4N2SWFAI

not attested not anchored not stored refs pending

Primordial black holes in a dimensionally reduced universe

Athanasios G. Tzikas, Bernard Carr, Jonas Mureika, Piero Nicolini

arxiv:1811.09518 v2 · 2018-11-23 · 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{UHDK727EUNSOH3256X4N2SWFAI}

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	2026-05-17T23:57:56.856067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1c6afebe4a364e3ef5df5f8dd4ac5022af5e0acee1d10331ff12e16847b9fe1

Aliases

arxiv: 1811.09518 · arxiv_version: 1811.09518v2 · doi: 10.48550/arxiv.1811.09518 · pith_short_12: UHDK727EUNSO · pith_short_16: UHDK727EUNSOH325 · pith_short_8: UHDK727E

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/UHDK727EUNSOH3256X4N2SWFAI \
  | 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: a1c6afebe4a364e3ef5df5f8dd4ac5022af5e0acee1d10331ff12e16847b9fe1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "806bc1b06e6b17008ba2a7f42c8915de1cba6fbf0201654dc03e34294898fee3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-11-23T15:23:51Z",
    "title_canon_sha256": "f40d8ca0cad28dff3e5932de3cf24a1bd9bf689a0283eb056effd4c31703c810"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.09518",
    "kind": "arxiv",
    "version": 2
  }
}