Bitcoin testnet4 · Spark REGTEST · no mainnet paths
Creative Bitcoin
✍️ Writing, Poetry & Narrative · personal writing logs

Writer’s Journal Vault

Pin personal writing journals and progress snapshots for secure, permanent archival.

Ordinals inscription (testnet4)· onchain authorship
Section · Onchain

The primitive.

full primer →

Writers inscribe each personal writing logs as an Ordinal on Bitcoin testnet4, minting a permanent, wallet-owned inscription ID with the artifact bytes carried directly in the witness.

Why this primitiveWriting the artefact bytes directly into a Bitcoin testnet4 taproot witness mints an ownable inscription that travels with the creator's address.

Kernel
a taproot inscription that writes the artifact bytes directly into a Bitcoin testnet4 witness, minting an inscription ID owned by the creator's address
Drives the UI as
an 'inscribed on Bitcoin' badge with the inscription ID and an ordinals.com testnet preview
Appendix · Secrets

Required keys.

PRIVY_APP_ID
Privy dashboard → your app. Configure with chainType 'spark' to mint Bitcoin L2 wallets on sign-in.
open ↗
PRIVY_APP_SECRET
Server-side. Required for the merchant Spark wallet to observe incoming sats transfers via the Privy RPC.
open ↗
PINATA_JWT
Pins images / JSON / manifests to IPFS.
open ↗

Add these in your Lovable project under Settings → Secrets before pasting the prompt below.

Appendix · Mega-prompt

The build prompt.

Paste into a fresh Lovable project — it carries its own feature spec, code, setup and checklist. read the build strategy →

loading the build spec…
Open in Lovable ↗mempool.space testnet4 ↗
Appendix · Market

Market sizing.

TAM
$280M
digital journaling and writing apps market
SAM
$70M
writer-specific journaling tools
SOM
$10M
freelance authors and creative writers

Indicative figures for hackathon pitches — refine with your own research before raising.

See also

Adjacent entries.

plot structuring
Screenplay Beatboard
Pin structured screenplay beatboards and revisions immutably to maintain story consistency.
audio storytelling
Narrative Soundtrack Archive
Store narrative audio clips and story-related soundtracks permanently linked to story manifests.
story metadata management
Metadata Story Weave
Attach and pin rich metadata sets to stories ensuring permanent discoverability and context.
long-form poetry
Epic Poem Archive
Host epic poems and iterations permanently ensuring literary longevity and accessibility.