OT-2026-000057988
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, sustained blow-off after set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057988) never changes.
Identity and time
| Publication number | OT-2026-000057988 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed9-7203-9110-fc46e245ae6d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057988 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9e46892f46d471e460c14f43133411a7f34ca8ef9e6054b4d50dd2cc39633210 |
|---|---|
| Markdown | 6bdff5a57006e092ec3405b0e3cf9b43be5912dd884db8c6c553d7052703b54b |
| Publication page | 315326e053fdd599e9375dc6528d0d206ea6b360e57c6161ef4b6547eb1b1c75 |
| Manifest | bf4ec4007bfdd326600ae72dafdd8985b416f1c6e7dbbf72259cc3802c51aa6e |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | z/i3AvUHzti3EzcXLVoiyarpu5FA25s9wNsGXukfla0YVAqY8Bw0tPJsaOkQ6DtXerBqmOzUIFPk7EnC3U9KAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:47:37.001102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057988observed 315326e053fdd599e9375dc6528d0d20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:36.982240Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057988/manifest.jsonobserved bf4ec4007bfdd326600ae72dafdd8985...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:36.964478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057988/publication.mdobserved 6bdff5a57006e092ec3405b0e3cf9b43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:36.947129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057988/publication.txtobserved 9e46892f46d471e460c14f43133411a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|