OT-2026-000013988
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, pulsed 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-2026-000013988) never changes.
Identity and time
| Publication number | OT-2026-000013988 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8dea-735a-b364-8e38846fc34b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013988 |
| Status | PUBLIC |
Content hashes
| Canonical text | a36bb442d7fa5f91e221528c60e08e47922924404c9b72ab1fb79002d15463d6 |
|---|---|
| Markdown | 1b37dedd5767d335ce225317ca5ca828a0f013f0d1ac1ededdf4329f43e45fcd |
| Publication page | 632521a40b2bab7340cb25d2297e975a4dc12b2efc282e9a1a717c89081d8b37 |
| Manifest | 8525b7fc2f06b71a09a1ef3cabf5e5759edcc5b400d33d3b0c544ff19f139297 |
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 | HEyqCzTdreQYUa8KsiP1t1tLEjxiGqe6ivxrA/c8p4J8izuqNF1wt1TQGBfa5PLi+h2Tnq2+uefNE5E8MdNwAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:09:12.316240Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013988observed 632521a40b2bab7340cb25d2297e975a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:12.295427Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013988/manifest.jsonobserved 8525b7fc2f06b71a09a1ef3cabf5e575...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:12.275261Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013988/publication.mdobserved 1b37dedd5767d335ce225317ca5ca828...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:12.255865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013988/publication.txtobserved a36bb442d7fa5f91e221528c60e08e47...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. |
|---|