OT-2026-000089621
Publication integrity record
Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off before 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-2026-000089621) never changes.
Identity and time
| Publication number | OT-2026-000089621 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-1a21-7297-a742-3759fea802d7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:21.039513Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089621 |
| Status | PUBLIC |
Content hashes
| Canonical text | bae26c209d59b66e8bbc2f251bceff2675a1fe479c64443f4176532368f239e6 |
|---|---|
| Markdown | 2a2b30bde66b82c2dcb10728e62ccfaf6621b251c39d0e4af370a161008c1dce |
| Publication page | a6f170aa457249129fba8f2e7bf43782735515517e245ffcb056b2f38d6dcaf1 |
| Manifest | 313db4d737e6753279ead6c8b731ffc0fc98f8359a132a592311e5cff0c0ad57 |
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 | spuwTRQ+qICxArDViYcLJGg5scZGNtAot08OD29qdH98++crGMoi0BfDhOTiSZTj75papz9OQsoeRXg7pCuOBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:46:36.355274Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089621observed a6f170aa457249129fba8f2e7bf43782...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:36.338053Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089621/manifest.jsonobserved 313db4d737e6753279ead6c8b731ffc0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:36.319042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089621/publication.mdobserved 2a2b30bde66b82c2dcb10728e62ccfaf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:36.298637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089621/publication.txtobserved bae26c209d59b66e8bbc2f251bceff26...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. |
|---|