OT-2026-000072753
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, two 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-2026-000072753) never changes.
Identity and time
| Publication number | OT-2026-000072753 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89da-7cb3-a89f-c5beb1d31e84 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072753 |
| Status | PUBLIC |
Content hashes
| Canonical text | e8837d30935be2d615d805b8243f273bc2a00bd1c4b204445abdc8840ccf800f |
|---|---|
| Markdown | 87b2274037c1ad0aca804609f94521e25172bf56a3664467af84674ff92cda7f |
| Publication page | 000e907a9ef1e410a47ca71bf1b1581c354e0dd831244c1bd92a1c94ace48a16 |
| Manifest | e35ea152afb1de422b3b7f8d55a081131302694d92c010440b1341510afc827e |
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 | 1MRWPs/ICduUODPSzeCgYW8/Kc/6m9Ize7LNxv75OeDpPKUoncK6OprwRLA38n2iAofZiaI3FU2w4VHIn8IwAw== |
| 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
| 2026-09-17T10:22:39.629493Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072753observed 000e907a9ef1e410a47ca71bf1b1581c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:39.611089Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072753/manifest.jsonobserved e35ea152afb1de422b3b7f8d55a08113...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:39.591056Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072753/publication.mdobserved 87b2274037c1ad0aca804609f94521e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:39.574596Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072753/publication.txtobserved e8837d30935be2d615d805b8243f273b...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. |
|---|