OT-2026-000021988
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000021988) never changes.
Identity and time
| Publication number | OT-2026-000021988 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5c-73c2-9539-cc473492ee2b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021988 |
| Status | PUBLIC |
Content hashes
| Canonical text | 99cf3218467bdbff9f29ddb7bb7bfbc13ad32b1c38245220229779f3724692d8 |
|---|---|
| Markdown | fcb585a5793368595b1ac56a3dee8a54136a9615acd397bd780e3a6575814b34 |
| Publication page | 0272e98b41b575f52d3a79b6016f019e29c8c78fa9220db5d50cc1c2f0993588 |
| Manifest | d8b7891ff6a3c360c3bac614a6a28ed1646d2c618a5c77cdb9750d6c792060d3 |
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 | z3iJoQCS21LHzeC/vQbwLCNPXTGnQqIZiczJJt+6wqnEPmCOmLe+FiVDUX088nXQVKGaou+Js5nMGZH48NTbBw== |
| 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
| 2026-09-17T11:54:39.798330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021988observed 0272e98b41b575f52d3a79b6016f019e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:39.781249Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021988/manifest.jsonobserved d8b7891ff6a3c360c3bac614a6a28ed1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:39.763755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021988/publication.mdobserved fcb585a5793368595b1ac56a3dee8a54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:39.745720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021988/publication.txtobserved 99cf3218467bdbff9f29ddb7bb7bfbc1...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. |
|---|