OT-2026-000077956
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, vented after 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-2026-000077956) never changes.
Identity and time
| Publication number | OT-2026-000077956 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed1-7870-b989-5bfa2cffad21 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077956 |
| Status | PUBLIC |
Content hashes
| Canonical text | 75e803de5bc75cab4b74da85daa465da2fee6da1302463ef958aab0ad1ad67fd |
|---|---|
| Markdown | 24a68f055edf7ba399d5d18de4f47621d5366e54ff9a7bcd57fab2078ef63120 |
| Publication page | d0287b9b87516afcac19ed6736bacfad9c375ae5b6c430194ad06a2a6e7cb2dd |
| Manifest | 3d8db0aa21756469d5057701fb31b7253f01d98d5da20a4f6a057ceec70e34b4 |
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 | v3GDRnRtSe0dkG37y8gAZldCF2tJuLlf8ojQIxi9g1LEgQcg24SL69x5LcUDykMw6nB4S7IwHsv3TvLBVWGSBQ== |
| 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
| 2026-09-17T10:06:59.574009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077956observed d0287b9b87516afcac19ed6736bacfad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:59.557485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077956/manifest.jsonobserved 3d8db0aa21756469d5057701fb31b725...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:59.540950Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077956/publication.mdobserved 24a68f055edf7ba399d5d18de4f47621...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:59.523230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077956/publication.txtobserved 75e803de5bc75cab4b74da85daa465da...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. |
|---|