OT-2026-000077019
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down
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-2026-000077019) never changes.
Identity and time
| Publication number | OT-2026-000077019 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b071-72a5-81c0-fd1869e5fa7f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077019 |
| Status | PUBLIC |
Content hashes
| Canonical text | ea1d694dfba7152f1ad3c4561f2b9ded26ce5b27da5df00663d1767a9f28aa66 |
|---|---|
| Markdown | c5da572af841214cdf1563529f6a6c5aad16564999fc53b1bb76219b313b2e78 |
| Publication page | 6043f647ebe7a5af4230c172c4f24e51a1628819acb91256a0539f99a15e4bd7 |
| Manifest | b18e3537b32af8979288ba9136be8e36f0ac473763f597d36eb35e08d7ec2558 |
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 | AaSU6TVoV8wdaWStYP2Bo8EvhzirnvLozOpfEd/oq2gRlPJ9W5YCyfdwFTf01KUFhg5iaAIxAgZlPMS3Q5RABA== |
| 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
| 2026-09-17T20:41:09.626858Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077019observed 6043f647ebe7a5af4230c172c4f24e51...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T20:41:09.470855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077019/manifest.jsonobserved b18e3537b32af8979288ba9136be8e36...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T20:41:09.149725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077019/publication.mdobserved c5da572af841214cdf1563529f6a6c5a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T20:41:08.840783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077019/publication.txtobserved ea1d694dfba7152f1ad3c4561f2b9ded...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:24.520332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077019observed 6043f647ebe7a5af4230c172c4f24e51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:24.500089Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077019/manifest.jsonobserved b18e3537b32af8979288ba9136be8e36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:24.479829Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077019/publication.mdobserved c5da572af841214cdf1563529f6a6c5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:24.456527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077019/publication.txtobserved ea1d694dfba7152f1ad3c4561f2b9ded...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. |
|---|