OT-2026-000005642
Publication integrity record
Bellows cup vacuum gripper, two outlet manifold, pump fed, pressure verified
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-2026-000005642) never changes.
Identity and time
| Publication number | OT-2026-000005642 · never reused |
|---|---|
| Internal UUID | 01a0a93f-f858-7b1b-b9ba-c84f610d21a1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:05:36.987550Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005642 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5c129bb8be628908d0e0b58f84d82d55422b0dc8131b773ea9577cf4826de586 |
|---|---|
| Markdown | f9d39a34727afb1917886c07c84541de51aa753ab87fdb2c6a46e20d62b10a25 |
| Publication page | 3e767f7edfe91b19b74b633c29a9b4f6d792a18d2833c680e74c4590ff7b9a08 |
| Manifest | 9a09c85584ca1a60b7431838479e4ff45c88350ddabad97a75e02ccffae9c380 |
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 | IaeTKHapu9Ltby5/4fWcoo86vUSaUL6Nk01J5pKkM+j4dkGQbJwgDcn4L/W6S/ezkTN68IdRBMp7itt1skc1DQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:10:17.221160Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005642observed 3e767f7edfe91b19b74b633c29a9b4f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:17.207247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005642/manifest.jsonobserved 9a09c85584ca1a60b7431838479e4ff4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:17.193557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005642/publication.mdobserved f9d39a34727afb1917886c07c84541de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:17.176973Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005642/publication.txtobserved 5c129bb8be628908d0e0b58f84d82d55...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. |
|---|