OT-2026-000080885
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, sustained 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-2026-000080885) never changes.
Identity and time
| Publication number | OT-2026-000080885 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b974-75f3-850c-4b34cf831a44 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000080885 |
| Status | PUBLIC |
Content hashes
| Canonical text | 247f1680de6532e5fd2f5ee89ae1ddd50ba2e85d183b90f96de49c608f7c89fc |
|---|---|
| Markdown | 9c31dff99cee8e23b18ebfea077f4fd81cf72cbf83e2a6f2ea84a5a4ad18e6ce |
| Publication page | f8a25e4205a97aad17255acc34e22d866bc779831eb90e3917d9dc5280079d99 |
| Manifest | feed9987680c078b314039b9b1d8fc6be729299034b78d36851dc47a5662b13f |
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 | izt7lJzuNELN9dgrLMFhshyakZdPyzxi626l20vOrRZa+0saSh8RkjTvN9mE3kR1zpE6pBt/iuThi2H2ErmvDw== |
| 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
| 2026-10-28T04:41:17.876671Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080885observed f8a25e4205a97aad17255acc34e22d86...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-28T04:41:17.808878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080885/manifest.jsonobserved feed9987680c078b314039b9b1d8fc6b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-28T04:41:17.727881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080885/publication.mdobserved 9c31dff99cee8e23b18ebfea077f4fd8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-28T04:41:17.642140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080885/publication.txtobserved 247f1680de6532e5fd2f5ee89ae1ddd5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T08:41:57.070923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080885observed f8a25e4205a97aad17255acc34e22d86...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T08:41:56.983584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080885/manifest.jsonobserved feed9987680c078b314039b9b1d8fc6b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T08:41:56.893720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080885/publication.mdobserved 9c31dff99cee8e23b18ebfea077f4fd8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T08:41:56.825746Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080885/publication.txtobserved 247f1680de6532e5fd2f5ee89ae1ddd5...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 |
|---|