OT-2026-000052671
Publication integrity record
Foam pad vacuum gripper, two zone face, 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-2026-000052671) never changes.
Identity and time
| Publication number | OT-2026-000052671 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573c-7362-825a-b7bf89744371 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052671 |
| Status | PUBLIC |
Content hashes
| Canonical text | c383ad5a1ad327dfc75c1b273cfe86577d1ef6d37b6eb7a0d20d111e766a76e8 |
|---|---|
| Markdown | 47ef638ec1e5f90828360f4f9a86e0e0901b9951e2462d26380dfe389ae03c87 |
| Publication page | 8089e9db271646698db9520d76eb53fa8c3a460f8bab6856faf1c76612a18f39 |
| Manifest | 5912afc6d2952ca19b9a85409b11aafddc2d064149dc79f82b086f88b927df11 |
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 | 0dB/IbzaJdCyyvin5pKa00zFUOMNloqzyL6ryFR59umtnoiYHJ6PatwprzpuQUShx+rOKAh5Q1oSQNaFi/pzAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-18T04:23:31.885223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052671observed 8089e9db271646698db9520d76eb53fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-18T04:23:31.862501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052671/manifest.jsonobserved 5912afc6d2952ca19b9a85409b11aafd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-18T04:23:31.843110Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052671/publication.mdobserved 47ef638ec1e5f90828360f4f9a86e0e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-18T04:23:31.825182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052671/publication.txtobserved c383ad5a1ad327dfc75c1b273cfe8657...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:21.830048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052671observed 8089e9db271646698db9520d76eb53fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:21.812489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052671/manifest.jsonobserved 5912afc6d2952ca19b9a85409b11aafd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:21.794482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052671/publication.mdobserved 47ef638ec1e5f90828360f4f9a86e0e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:21.776827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052671/publication.txtobserved c383ad5a1ad327dfc75c1b273cfe8657...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. |
|---|