OT-2026-000071562
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, vented 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-2026-000071562) never changes.
Identity and time
| Publication number | OT-2026-000071562 · never reused |
|---|---|
| Internal UUID | 01a0ae91-e0ee-794a-aab8-fe093e0e60d7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:11.039722Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071562 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3a1863a086c1878fe0cb385c14e5e5e920ec2bdcfea3f624a06931dbb2191c49 |
|---|---|
| Markdown | 5aa2a159cc61452df86f5bc2be94e8cc6ca8415b22f09011fbcf2978677e05c9 |
| Publication page | d95de556610535a526ebed320eba86f8a89bf1a500085d8007c487111975d2fe |
| Manifest | a9fdfb87454652b4b4b2334893823be0393eb9c11938822e04bc28454e7c8e10 |
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 | xBZgkeMycxGv0IAdsdrUcg6RuZrxOWCyfcPYa/ERWzsDw/jNvPUIKCPhcwxhQ6DqBX4rXHcJbWHP1ryh4RJhAw== |
| 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
| 2026-09-17T10:24:57.528182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071562observed d95de556610535a526ebed320eba86f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:24:57.511812Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071562/manifest.jsonobserved a9fdfb87454652b4b4b2334893823be0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:57.492727Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071562/publication.mdobserved 5aa2a159cc61452df86f5bc2be94e8cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:57.474783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071562/publication.txtobserved 3a1863a086c1878fe0cb385c14e5e5e9...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. |
|---|