OT-2026-000097275
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, supply line pressure sensor, 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-2026-000097275) never changes.
Identity and time
| Publication number | OT-2026-000097275 · never reused |
|---|---|
| Internal UUID | 01a0aea1-01ca-7978-93eb-f341e9619ae5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:09:42.488246Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000097275 |
| Status | PUBLIC |
Content hashes
| Canonical text | ddb830ec659aa73d451eda6ae8989943377eb696f59301bb4ae71489ab8a7d39 |
|---|---|
| Markdown | b62d5019f0f50bc2a2ad4364a0cf8650ab30e2e2e223cc82a0701e57e0dc7f3c |
| Publication page | 15d6a5374dc7c5183c0935d29aa6ba28ed29a4ef243b6d9d8cfe2af36f02e79b |
| Manifest | ed94c50ad921bcedda7b7305f2c38a20fedadac32dd7d83abf360d8812900948 |
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 | m4vTLNHLZ9O8242j4avZFb0Bt6hSIMZvSd11TivjbNslI3ZlC1gYerVlKPXiaQXc5hkR67hDag162bR50VMfDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
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Independent retrieval
| 2026-10-21T08:41:31.829720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000097275observed 15d6a5374dc7c5183c0935d29aa6ba28...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-21T08:41:31.758634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000097275/manifest.jsonobserved ed94c50ad921bcedda7b7305f2c38a20...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T08:41:31.682285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000097275/publication.mdobserved b62d5019f0f50bc2a2ad4364a0cf8650...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T08:41:31.550730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000097275/publication.txtobserved ddb830ec659aa73d451eda6ae8989943...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T20:41:21.699413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000097275observed 15d6a5374dc7c5183c0935d29aa6ba28...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T20:41:21.595182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000097275/manifest.jsonobserved ed94c50ad921bcedda7b7305f2c38a20...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T20:41:21.495987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000097275/publication.mdobserved b62d5019f0f50bc2a2ad4364a0cf8650...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T20:41:21.393073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000097275/publication.txtobserved ddb830ec659aa73d451eda6ae8989943...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 |
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