OT-2026-000091974
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000091974) never changes.
Identity and time
| Publication number | OT-2026-000091974 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43bb-719a-90ed-9779c8084082 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:37.256105Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091974 |
| Status | PUBLIC |
Content hashes
| Canonical text | 37011cd81480ba6a916c17fb9965e70f2c887098dfc60111320ac5eab721436d |
|---|---|
| Markdown | 7618235efc2f8eb7bf67bebbafa2e5a801303ef71b5a898677a433342fa56747 |
| Publication page | 53895fe73d9b852e3ecb41ab677c66ab2065400248a1015a58a2c9a41fa9854f |
| Manifest | 876f92831e8fca6b5455ca7b73cd9cb0e7c3b55671ea7aeb896e129b314764dd |
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 | o+Gz2k1pyAPzzC1JQf1ABt/0nXPfO/KmLepvfgO5c9FceOQiidLlV8IYKWVspbrgaDX2rbCKRbWYMnyuW/IJAg== |
| 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
| 2026-09-17T09:42:56.297087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091974observed 53895fe73d9b852e3ecb41ab677c66ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:42:56.242372Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091974/manifest.jsonobserved 876f92831e8fca6b5455ca7b73cd9cb0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:56.209957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091974/publication.mdobserved 7618235efc2f8eb7bf67bebbafa2e5a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:56.181237Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091974/publication.txtobserved 37011cd81480ba6a916c17fb9965e70f...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. |
|---|