OT-2026-000072979
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line 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-2026-000072979) never changes.
Identity and time
| Publication number | OT-2026-000072979 · never reused |
|---|---|
| Internal UUID | 01a0ae92-c815-75aa-b680-090d57e0479b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:10.336919Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072979 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7c0bbdbf2a13668aae46329c35113830bf96e1eff146dfb49bd44b9577ff7e15 |
|---|---|
| Markdown | 892cb38f7fb7e55c7c0b93d0ea7ef4a633e84575b3ac53b953be5af2d35313c1 |
| Publication page | 8fceac1cc185480af2fff3db8544b2a9b5696304c6622ddf714cb99e2eb9badf |
| Manifest | 99713f2b1ff39cedacc0bb3a824de4e4dde224002e3fc12dc70a97f7ee20ab7c |
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 | hG9SaQD/wA4N8N4IPZv9ljRK8q94TRLDnRT0VPc/S0WL3c+KBpSKj+ZNgnVdSEJNPYroXVS0ryJezj4zxHOXAA== |
| 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
| 2026-09-17T10:21:54.512224Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072979observed 8fceac1cc185480af2fff3db8544b2a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:54.494171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072979/manifest.jsonobserved 99713f2b1ff39cedacc0bb3a824de4e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:54.474217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072979/publication.mdobserved 892cb38f7fb7e55c7c0b93d0ea7ef4a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:54.455884Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072979/publication.txtobserved 7c0bbdbf2a13668aae46329c35113830...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. |
|---|