OT-2026-000005296
Publication integrity record
Vacuum cup gripper, pump fed, contact triggered on the face
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-2026-000005296) never changes.
Identity and time
| Publication number | OT-2026-000005296 · never reused |
|---|---|
| Internal UUID | 01a0a934-934e-7738-ad8c-c13e981c21de · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:53:10.225443Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005296 |
| Status | PUBLIC |
Content hashes
| Canonical text | 160c6d1f8c8c270da2530178e5216d821dbad353fddd33dd12da428074c322ac |
|---|---|
| Markdown | 578e3fbbead8ef6902c25688b2ffe2a40b6fab4c04e5e76b5f7571fea5bf0b29 |
| Publication page | 791251375f17d35f103ce21d55321517248c5cfd4116147691f6037ad63f1d46 |
| Manifest | 0213252707e0b79e5f5c4fe6eee74facf2be2fe2ccb7817c2cfc36fce574e89d |
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 | HQJtjvVNz6MY/Z8sOO2xEghKhzHDzHMJWIJEY38JNwQ5C7/PCVMGPSYKO03hq2V7G78FLR6FONWpb3FalpA0BQ== |
| 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
| 2026-09-16T08:44:15.985978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005296observed 791251375f17d35f103ce21d55321517...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:44:15.450900Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005296/manifest.jsonobserved 0213252707e0b79e5f5c4fe6eee74fac...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:44:15.236109Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005296/publication.mdobserved 578e3fbbead8ef6902c25688b2ffe2a4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:44:14.965953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005296/publication.txtobserved 160c6d1f8c8c270da2530178e5216d82...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:25.656632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005296observed 791251375f17d35f103ce21d55321517...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:25.643898Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005296/manifest.jsonobserved 0213252707e0b79e5f5c4fe6eee74fac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:25.629441Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005296/publication.mdobserved 578e3fbbead8ef6902c25688b2ffe2a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:25.498627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005296/publication.txtobserved 160c6d1f8c8c270da2530178e5216d82...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. |
|---|