OT-2026-000079793
Publication integrity record
Four cup vacuum gripper, four zone face, two stage ejector, sustained 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-2026-000079793) never changes.
Identity and time
| Publication number | OT-2026-000079793 · never reused |
|---|---|
| Internal UUID | 01a0ae96-4376-7c7b-84f1-e7234498900d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:58.480954Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000079793 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2aff85d43976d022b010b25101541496b34b65252724963405ee37e750e75d25 |
|---|---|
| Markdown | 9afd82e1f5d58d153e6105dec20c5d120ff5c03b5cc75d5234770ea9aafe7a47 |
| Publication page | 175caf9891820dcc9eb994587145811110e4b875fee623c04a17cc30b95dbe6f |
| Manifest | bfbb4dea2ad0576888dc288b8f2dac402881004fa7c8d10a8a0e94ed8350e830 |
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 | qpNamFA/1y111wf07tEcLridQtUpj6L714sx+jED/NpgyrvDZB5yiyiYDJ+kM0v2tVd1zCNTgbrYUzVT5tK0Dg== |
| 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
| 2026-10-30T04:23:33.606942Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079793observed 175caf9891820dcc9eb9945871458111...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-30T04:23:33.592256Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079793/manifest.jsonobserved bfbb4dea2ad0576888dc288b8f2dac40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:23:33.575846Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079793/publication.mdobserved 9afd82e1f5d58d153e6105dec20c5d12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:23:33.464280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079793/publication.txtobserved 2aff85d43976d022b010b25101541496...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-18T08:41:57.349766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079793observed 175caf9891820dcc9eb9945871458111...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T08:41:57.300468Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079793/manifest.jsonobserved bfbb4dea2ad0576888dc288b8f2dac40...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T08:41:57.233076Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079793/publication.mdobserved 9afd82e1f5d58d153e6105dec20c5d12...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T08:41:57.129176Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079793/publication.txtobserved 2aff85d43976d022b010b25101541496...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|